Introduction.......................

Introduction................................................................................................................................................................6–3
6.2 Loads and Load Factors..............................................................................................................................................6–3
6.2.1 Strength-Reduction Factors (φ)...................................................................................................................6–3
6.2.1.1 Concrete Flexure and Axial Load..............................................................................................6–3
6.2.1.2 Anchorages................................................................................................................................6–3
6.2.1.3 Steel...........................................................................................................................................6–3
6.2.2 Overload Factors..........................................................................................................................................6–3
6.2.3 Diaphragm Over-Strength Factors (Ψ) and System Over-Strength Factor (Ωo).........................................6–4
6.3 Connection Design Criteria........................................................................................................................................6–4
6.4 Connection Hardware and Load-Transfer Devices....................................................................................................6–5
6.4.1 Headed Concrete Anchors or Studs.............................................................................................................6–5
6.4.2 Steel Shapes.................................................................................................................................................6–5
6.4.3 Reinforcing Bars..........................................................................................................................................6–5
6.4.3.1 Reinforcing Bars in Conduit......................................................................................................6–6
6.4.4 Reinforcing-Bar Couplers and Splice Devices............................................................................................6–6
6.4.5 Deformed Bar Anchors................................................................................................................................6–7
6.4.6 Bolts and Threaded Connectors...................................................................................................................6–7
6.4.7 High-Strength Threaded Rods.....................................................................................................................6–7
6.4.8 Specialty Inserts...........................................................................................................................................6–7
6.4.9 Post-Installed Anchors.................................................................................................................................6–7
6.4.9.1 Expansion Anchors....................................................................................................................6–7
6.4.9.2 Adhesive Anchors......................................................................................................................6–8
6.4.9.3 Grouted Anchors........................................................................................................................6–8
6.5 Headed Concrete Anchor (HCA) Design...................................................................................................................6–8
6.5.1 Steel Materials..............................................................................................................................................6–9
6.5.1.1 Steel Plates and Shapes..............................................................................................................6–9
6.5.1.2 Headed Concrete Anchors or Studs...........................................................................................6–9
6.5.2 Headed Concrete Anchors – Steel Strength.................................................................................................6–9
6.5.3 Headed Concrete Anchors – Concrete Strength..........................................................................................6–9
6.5.3.1 Supplemental Reinforcement...................................................................................................6–10
6.5.3.2 Cracked Concrete.....................................................................................................................6–10
6.5.3.3 The 5% Fractile........................................................................................................................6–10
6.5.4 Concrete Tension Strength.........................................................................................................................6–10
6.5.4.1 Breakout Strength....................................................................................................................6–11
6.5.4.2 Pullout Strength.......................................................................................................................6–15
6.5.4.3 Side-Face Blowout...................................................................................................................6–15
6.5.5 Concrete Shear Strength.............................................................................................................................6–15
6.5.5.1 Front Edge (de3)........................................................................................................................6–15
6.5.5.2 Corners.....................................................................................................................................6–18
6.5.5.3 Side Edge (de1 or de2)................................................................................................................6–20
6.5.6 Back Edge (de4)..........................................................................................................................................6–25
6.5.7 In-the-Field.................................................................................................................................................6–25
6.5.8 Interaction of Tension and Shear.............................................................................................................. 6–25
First Printing/CD-ROM Edition
CHAPTER 6 DESIGN OF CONNECTIONS
6–2
6
PCI DESIGN HANDBOOK/SEVENTH EDITION
6.6 Structural-Steel Design............................................................................................................................................ 6–30
6.6.1 Design Flexural Strength...........................................................................................................................6–30
6.6.1.1 Built-Up Steel Sections............................................................................................................6–30
6.6.2 Design Shear Strength................................................................................................................................6–30
6.6.3 Design Torsional Strength........................................................................................................................ 6–30
6.6.3.1 Rectangular Solid Plates in Torsion........................................................................................6–30
6.6.3.2 Hollow Structural Sections (Structural Tubing) in Torsion....................................................6–32
6.6.4 Combined Loading.....................................................................................................................................6–32
6.6.5 Unstiffened Connection Angles.................................................................................................................6–32
6.6.6 Triangular Stiffener Design.......................................................................................................................6–35
6.6.7 Non-Triangular Stiffener Design.............................................................................................................. 6–43
6.7 Welding ....................................................................................................................................................................6–43
6.7.1 Corrosion Resistance of Welded Connections...........................................................................................6–43
6.7.1.1 Hot-Dip Galvanized.................................................................................................................6–45
6.7.1.2 Stainless Steel..........................................................................................................................6–45
6.7.2 Weld Design...............................................................................................................................................6–46
6.7.2.1 Fillet Welds…..........................................................................................................................6–46
6.7.2.2 Full-Penetration Welds............................................................................................................6–46
6.7.2.3 Partial-Penetration Groove Welds...........................................................................................6–46
6.7.3 Reinforcing-Bar Welding...........................................................................................................................6–46
6.7.3.1 Carbon Equivalent...................................................................................................................6–46
6.7.3.2 Strength of Reinforcing-Bar Weld..........................

ผลลัพธ์ (ไทย) 1:

Introduction................................................................................................................................................................6–3
6.2 Loads and Load Factors..............................................................................................................................................6–3
6.2.1 แรงลดปัจจัย (φ) ..........................................................................................................6–3
Flexure คอนกรีต 6.2.1.1 และโหลดแกน...6–3
6.2.1.2 Anchorages................................................................................................................................6–3
62.1.3 Steel...........................................................................................................................................6–3
6.2.2 Overload Factors..........................................................................................................................................6–3
6.23 กะบังลมแข็งแรงเกินตัว (Ψ) และระบบแรงเกินตัว (Ωo) ...6–4
6.3 Connection Design Criteria........................................................................................................................................6–4
สามีเชื่อมต่อฮาร์ดแวร์และอุปกรณ์การถ่ายโอนโหลด..............................................6–5
6.4.1 หัวพุกคอนกรีตหรือ Studs ...6–5
6.4.2 Steel Shapes.................................................................................................................................................6–5
6.4.3 บาร์เสริม....................................................................................................................................6–5
6.4.3.1 เสริมบาร์ในท่อร้อยสาย...6–6
6.4.4 บาร์เสริมเครื่องต่อและอุปกรณ์ประกบ.....................6–6
6.4.5 Deformed Bar Anchors................................................................................................................................6–7
6.4.6 กรู และเธรดการเชื่อมต่อ...6–7
6.4.7 สูงแรงเธรด Rods ...........................................................................................6–7
6.4.8 Specialty Inserts...........................................................................................................................................6–7
6.4.9 Post-Installed Anchors.................................................................................................................................6–7
6.4.9.1 Expansion Anchors....................................................................................................................6–7
6.4.9.2 Adhesive Anchors......................................................................................................................6–8
6.4.9.3 Grouted พุก...............................................................6–8
6.5 หัวออกแบบจุดยึดคอนกรีต (HCA) ...6–8
6.5.1 Steel Materials..............................................................................................................................................6–9
6.5.1 การ1 Steel Plates and Shapes..............................................................................................................6–9
6.5.1.2 หัวพุกคอนกรีตหรือ Studs ...6–9
6.5.2 หัวพุกคอนกรีตเหล็กกล้าความแข็งแรง........................6–9
6.5.3 หัวพุกคอนกรีตคอนกรีตความแข็งแรง...6–9
6.5.3.1 เสริมเพิ่มเติม...6–10
6.5.3.2 แตกคอนกรีต.......................................................6–10
6.5.3.3 The 5% Fractile........................................................................................................................6–10
6.5.4 Concrete Tension Strength.........................................................................................................................6–10
6.5.4.1 รับรองความแข็งแรง..............................................................................................................6–11
6.5.4.2 Pullout Strength.......................................................................................................................6–15
6.5.4.3 Side-Face Blowout...................................................................................................................6–15
6.5.5 Concrete Shear Strength.............................................................................................................................6–15
6.5.5.1 Front Edge (de3)........................................................................................................................6–15
6.5.5.2 Corners.....................................................................................................................................6–18
6.5.5.3 Side Edge (de1 or de2)................................................................................................................6–20
6.5.6 Back Edge (de4)..........................................................................................................................................6–25
6.57 In-the-Field.................................................................................................................................................6–25
6.5.8 การโต้ตอบของความตึงเครียดและแรงเฉือน... 6–25
แรก พิมพ์/CD-ROM รุ่น
บทที่ 6 การออกแบบการเชื่อมต่อ
6–2
6
PCI ออกแบบคู่มือ/เจ็ดรุ่น
ออกแบบโครงสร้างเหล็ก 6.6 ... 6–30
6.6.1 Design Flexural Strength...........................................................................................................................6–30
6.6.11 Built-Up Steel Sections............................................................................................................6–30
6.6.2 Design Shear Strength................................................................................................................................6–30
6.6.3 ออกแบบ Torsional แรง....................................................... 6–30
6.6.3.1 แข็งแผ่นสี่เหลี่ยมในแรงบิด...6–30
6.6.3.2 โครงสร้างกลวงส่วน (โครงสร้างท่อ) แรงบิด...6–32
6.6.4 รวมโหลด..............................................................................6–32
6.6.5 Unstiffened เชื่อมต่อมุม...6–32
6.6.6 Triangular Stiffener Design.......................................................................................................................6–35
6.6ออกแบบไม่ใช่สามเหลี่ยม Stiffener 7 ... 6–43
6.7 Welding ....................................................................................................................................................................6–43
6.7.1 กร่อนรอยเชื่อมต่อ...........................................................................6–43
6.7.1.1 Hot-Dip Galvanized.................................................................................................................6–45
6.7.1.2 Stainless Steel..........................................................................................................................6–45
6.7.2 เชื่อมออกแบบ..........................................................................................................................................6–46
6.7.2.1 Fillet Welds…..........................................................................................................................6–46
6.7.2.2 เต็มเจาะรอยเชื่อม.................................6–46
6.7.2.3 บางส่วนเจาะร่องรอยเชื่อม...6–46
6.7.3 Reinforcing-Bar Welding...........................................................................................................................6–46
6.7.3.1 คาร์บอนเทียบเท่า...........................................................................6–46
6.7.3.2 แรงของบาร์ทำหน้าที่เชื่อม...

ผลลัพธ์ (ไทย) 3:

แนะนำ ................................................................................................................................................................ 6 – 3
6.2 โหลดและปัจจัยโหลด .............................................................................................................................................. 6 – 3
6.2.1 แรงปัจจัยการลดลง ( φ ) ........................................................................................................ 6 – 3
6.2.1.1 คอนกรีตดัดและแนวแกน .............................................................................................. 6 – 3
6.2.1.2 anchorages ................................................................................................................................ 6 – 3
6ทาง ........................................................................................................................................... เหล็ก 6 – 3
6.2.2 เกินปัจจัย .......................................................................................................................................... 6 – 3
6.2 .3 ไดอะแฟรมมากกว่าปัจจัยความแข็งแรง ( Ψ ) และระบบมากกว่าปัจจัยความแข็งแรง ( Ω O ) ......................................... 6 – 4
6 การเชื่อมต่อ เกณฑ์การออกแบบ ........................................................................................................................................ 6 – 4
4 การเชื่อมต่อฮาร์ดแวร์และอุปกรณ์การ ......................................................... โหลด........................................... 6 – 5
6.4.1 หัวสมอคอนกรีตหรือ studs ............................................................................................................. 6 – 5
6.4.2 รูปร่างเหล็ก ................................................................................................................................................. 6 – 5
6.4.3 เหล็กเสริม .................................................................................................................................. 6 – 5
6.4.3.1 เหล็กเสริมในท่อ ...................................................................................................... 6 – 6
6.4.4 COUPLERS อุปกรณ์เสริม และต่อ .......................................................................... บาร์. 6 – 6
ข้ามในทุกขั้นตอนขพิการบาร์เบรก ................................................................................................................................ 6 – 7
6.4.6 สลักเกลียวและเธรดการเชื่อมต่อ ................................................................................................................... 6 – 7
6.4.7 เธรด rods ............................. ความแข็งแรงสูง........................................................................................ 6 – 7
6.4.8 พิเศษแทรก ........................................................................................................................................... 6 – 7
6.4.9 ติดตั้งเบรก ............................................................................................................... โพสต์. 6 – 7
6.4.9.1 ขยายเบรก .................................................................................................................... 6 – 7
6.4.9.2 กาวยึด ...................................................................................................................... 6 – 8
6.4.9.3 บนสุด ............................................................ เบรก............................................................ 6 – 8
6 มุ่งหน้าคอนกรีตสมอ ( HCA ) ออกแบบ ................................................................................................................... 6 – 8
6.5.1 วัสดุเหล็ก .............................................................................................................................................. 6 – 9
6.5.1 .1 แผ่นเหล็ก รูปร่าง .............................................................................................................. 6 – 9
6.5.1.2 หัวสมอคอนกรีตหรือ studs ........................................................................................... 6 – 9
6.5.2 มุ่งหน้าคอนกรีตเบรกแรง ............................................................................ –เหล็ก..................... 6 – 9
6.5.3 คอนกรีตสมอคอนกรีตหัวและ .......................................................................................... 6 – 9
6.5.3.1 เพิ่มเติมเสริม ................................................................................................... 6 – 10
6.5.3.2 แตก ................................................................. คอนกรีต.................................................... 6 – 10
6.5.3.3 5 % fractile ........................................................................................................................ 6 – 10
6.5.4 คอนกรีตแรงแรง ......................................................................................................................... 6 – 10
6.5.4.1 ฝ่าวงล้อมแรง . . ............................................................................................................ 6 – 11
6.5.4.2 ฉุดแรง ....................................................................................................................... 6 – 15
6.5.4.3 ข้างหน้าระเบิด ................................................................................................................. . . . . . . 6 – 15
6.5.5 คอนกรีตรับแรงเฉือน ............................................................................................................................. 6 – 15
6.5.5.1 ด้านหน้าขอบ ( DE3 ) ........................................................................................................................ 6 – 15
6.5.5.2 มุม ..................................................................................................................................... 6 18
- 6.5.5.3 ด้านขอบ ( de1 หรือ de2 ) ................................................................................................................ 6 20
– 6.5.6 กลับขอบ ( de4 ) .......................................................................................................................................... 6 25 –
6.5 .7 ในเขต ................................................................................................................................................. 6 25
- 6.5.8 ปฏิสัมพันธ์ของแรงเฉือนและ .............................................................................................................. 6 - 25 / ซีดีรอมรุ่นแรกพิมพ์

บทที่ 6 การออกแบบการเชื่อมต่อ
6
6
( 2คู่มือการออกแบบ PCI / 7 รุ่น
6.6 การออกแบบโครงสร้างเหล็ก ............................................................................................................................................ 6 – 30
6.6.1 ออกแบบดัด ........................................................................................................................... 6 30 –
6.6.1 .1 สร้างเหล็กส่วน ............................................................................................................ 6 – 30
6.6.2 ออกแบบรับแรงเฉือน ................................................................................................................................ 6 – 30
6.6.3 ออกแบบแรงบิด ........................................................................................................................ 6 – 30
6.6.3.1 สี่เหลี่ยมทึบแผ่นในการบิด ........................................................................................ 6 30
- 6.6.3.2 กลวง ส่วนโครงสร้าง ( ท่อโครงสร้าง ) ในการบิด .................................................... 6 – 32
6.6.4 รวม .......................................................... โหลด........................................................................... 6 – 32
6.6.5 unstiffened การเชื่อมต่อมุม ................................................................................................................. 6 – 32
6.6.6 สามเหลี่ยมแบบบันไดลิง ....................................................................................................................... 6 – 35
6.6 .7 ไม่ .............................................................................................................. บันไดลิงแบบสามเหลี่ยม 6 – 43
6.7 เชื่อม .................................................................................................................................................................... 6 – 43
6.7.1 ความต้านทานการกัดกร่อนของรอยเชื่อม ......................................................................... 6 – 43
6.7.1.1 จุ่มร้อน ................................................................................................................. 6 – 45
6.7.1.2 สแตนเลส .......................................................................................................................... 6 – 45
6.7.2 เชื่อมออกแบบ . . . . ........................................................................................................................................ 6 – 46
6.7.2.1 เนื้อรอยเชื่อม ............................................................................................................................. 6 – 46
6.7.2.2 เต็มเจาะเชื่อม ............................................................................................................ 6 – 46
6.7.2.3 บางส่วนเจาะร่องรอย ........................................................................................... 6 – 46
6.7.3 เสริม ........................................................................................................................... 6 – 46
6.7.3.1 คาร์บอนเทียบเท่า ........................................... เชื่อมบาร์........................................................................ 6 – 46
6.7.3.2 ความแข็งแรงของการเชื่อม .......................... บาร์