회사 세부 사항
Shijiazhuang Bang dong Pipeline Technology Co,Ltd.
Shijiazhuang Bang dong Pipeline Technology Co,Ltd.
2 개의 무거운 너트가있는 육각 볼트,탄소강 아연 도금 볼트 및 너트,합금강 2h Hdg 너트
모형: A193 B7
상표: 방동
포장: 나무로되는 케이스 또는 깔판
생산력: 10000pcs/momth
수송: Ocean,Land,Air
원산지: 창 저우, 중국
지원에 대한 지원: 10000pcs/month
인증 : ISO/CE/API
HS 코드: 73079300
포트: Tianijin New Port,Beijing Air Port,Cangzhou Train Station
지불 유형: L/C,T/T
인 코텀: FOB,CFR,CIF
astm a193 b7 저온 고강도 볼트 / 307b 구조용 볼트 / 강철 구조물 용 볼트, ASTM A193 B7 스터드 볼트
| Product Name | Hex Bolt |
|---|---|
| Material | Stainless Steel: SS201, SS303, SS304, SS316, SS410, SS420 |
| Carbon Steel: 4.8, 6.8, 8.8, 10.9, 12.9 | |
| Titanium: GR1-GR5 | |
| Aluminum,Brass,etc. | |
| Size | M1.6-M39 Length: Up to 300mm |
| Head Type |
Flat, JIS pan, Oval, Round, Binding, I.HD, Brazier, PF. HD, Button, Fillister, Ansi.Pan, Pan washer, Indented Hex etc |
| Standard |
ISO,GB, DIN, JIS, ANSI, BSW, ASME ASME B 18.2.1, IFI149,DIN931, DIN933, DIN558, DIN960, DIN961, DIN558, ISO4014 and etc. |
| Grade | SAE J429 Gr.2, 5,8; ASTM A307Gr.A, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 and etc. |
| Certificate | ISO9001:2008, SGS testing report & RoHS |
| Screw Drivers | Phillips, Slotted, Square, Crossed, Y-type, T-type, Torx, PZ drives, Hex socket etc |
| Finishing | Zn- Plated, Ni-plated, Tin-Plated, Radiant Plated, Passivated, Brass plated, Cd- plated, Phosphate Anodize, Cr-plated, Black Oxide etc |
| Heat Treatment | Tempering,Hardening,Spheroidizing,Stress Relieving etc |
| Package | General export package, or according to customer`s requirement |
| Delivery time |
About 7 -15 days after all details confirmed and able to offering fast delivery for urgent order |
| Customer Service |
Replacement at all our cost for rejected products if the part does not match with the PO drawings |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min | HBW | HRC |
|---|---|---|---|---|---|---|---|
| B7 | Up to 2-1/2 | 125 | 105 | 16 | 50 | 321 max | 35 max |
| 2-5/8 – 4 | 115 | 95 | 16 | 50 | |||
| 4-1/8 – 7 | 100 | 75 | 18 | 50 | |||
| B8 Class 1 | All | 75 | 30 | 30 | 50 | 223 max | 35 max |
| B8M Class 1 | All | 75 | 30 | 30 | 50 | 223 max | 96 max |
| B8 Class 2 | Up to 3/4 | 125 | 100 | 12 | 35 | 321 max | 35 max |
| 7/8 – 1 | 115 | 80 | 15 | 35 | |||
| 1-1/8 – 1-1/4 | 105 | 65 | 20 | 35 | |||
| 1-3/8 – 1-1/2 | 100 | 50 | 28 | 45 | |||
| B8M Class 2 | Up to 3/4 | 110 | 95 | 15 | 45 | 321 max | 35 max |
| 7/8 – 1 | 100 | 80 | 20 | 45 | |||
| 1-1/8 – 1-1/4 | 95 | 65 | 25 | 45 | |||
| 1-3/8 – 1-1/2 | 90 | 50 | 30 | 45 |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min | HBW | HRC |
|---|---|---|---|---|---|---|---|
| B8M Class 1 | All | 75 | 30 | 30 | 50 | 223 max | 96 max |
| B8M Class 2 | Up to 3/4 | 110 | 95 | 15 | 45 | 321 max | 35 max |
| 7/8 – 1 | 100 | 80 | 20 | 45 | |||
| 1-1/8 – 1-1/4 | 95 | 65 | 25 | 45 | |||
| 1-3/8 – 1-1/2 | 90 | 50 | 30 | 45 |
| Element | B7 (AISI 4140) | B8 (AISI 304) | B8M (AISI 316) |
|---|---|---|---|
| Carbon | 0.38 – 0.48% | 0.08% max | 0.08% max |
| Manganese | 0.75 – 1.00% | 2.00% max | 2.00% max |
| Phosphorus, max | 0.035% | 0.045% | 0.045% |
| Sulfur, max | 0.040% | 0.030% | 0.030% |
| Silicon | 0.15 – 0.35% | 1.00% max | 1.00% max |
| Chromium | 0.80 – 1.10% | 18.0 – 20.0% | 16.0 – 18.0% |
| Nickel | 8.0 – 11.0% | 10.0 – 14.0% | |
| Molybdenum | 0.15 – 0.25% | 2.00 – 3.00% |
| Bolt Grade | Nuts | Washers |
|---|---|---|
| B7 | A194 Grade 2H | F436 |
| B8 Class 1 | A194 Grade 8 | SS304 |
| B8M Class 1 | A194 Grade 8M | SS316 |
| B8 Class 2 | A194 Grade 8 | SS304 |
| B8M Class 2 | A194 Grade 8M | SS316 |
페라이트 재료의 열처리 조건은 다음과 같습니다.
오스테 틱 스테인리스 강의 열처리 조건은 다음과 같습니다.
| Grade and Class | Diameter | Tensile Strength Min KSI | Yield Strength 0.2% Offset KSI | Elongation in 4D, Min, % | Reduction of Area Min, % | Hardness Max Brinell | Hardness Max Rockwell |
|---|---|---|---|---|---|---|---|
| B5 | up to 4″ incl | 100 | 80 | 16 | 50 | – | – |
| B6 | up to 4″ incl | 110 | 85 | 15 | 50 | – | – |
| B6X | up to 4″ incl | 90 | 70 | 16 | 50 | – | C26 |
| B7 | to 2-1/2″ | 125 | 105 | 16 | 50 | – | C35 |
| over 2-1/2 to 4″ | 115 | 95 | 16 | 50 | – | C35 | |
| over 4″ to 7″ | 100 | 75 | 18 | 50 | – | C35 | |
| B7M | up to 4″ incl | 100 | 80 | 18 | 50 | 235 | B99 |
| over 4″ to 7″ | 100 | 75 | 18 | 50 | 235 | B99 | |
| B16 | to 2-1/2″ | 125 | 105 | 18 | 50 | 321 | C35 |
| over 2-1/2″ to 4″ | 110 | 95 | 17 | 45 | 321 | C35 | |
| over 4″ to 7″ | 100 | 85 | 16 | 45 | 321 | C35 | |
| Classes 1 and 1D: B8, B8M, B8P, B8LN, B8ML | ALL | 75 | 30 | 30 | 50 | 223 | B96 |
| Class 1: B8C, B8T | ALL | 75 | 30 | 30 | 50 | 223 | B96 |
| Class 1A: B8A, B8CA, B8MA, B8PA, B8TA, B8LNA, B8MLNA, B8NA, B8MNA, B8MLCuNA | ALL | 75 | 30 | 30 | 50 | 192 | B90 |
| Classes 1B & 1D: B8N, B8MN, B8MLCuN | ALL | 80 | 35 | 30 | 40 | 223 | B96 |
| Class 1C and 1D: B8R | ALL | 100 | 55 | 35 | 55 | 271 | C28 |
| Class 1C: B8RA | ALL | 100 | 55 | 35 | 55 | 271 | C28 |
| Classes 1C and 1D: B8S | ALL | 95 | 50 | 35 | 55 | 271 | C28 |
| Classes 1C: B8SA | ALL | 95 | 50 | 35 | 55 | 271 | C28 |
| Class 2: B8, B8C, B8P, B8T, B8N | to 3/4″ | 125 | 100 | 12 | 35 | 321 | C35 |
| over 3/4″ to 1″ | 115 | 80 | 15 | 35 | 321 | C35 | |
| over 1″ to 1-1/4″ | 105 | 65 | 20 | 45 | 321 | C35 | |
| over 1-1/4 to 1-1/2″ incl | 100 | 50 | 28 | 45 | 321 | C35 | |
| Class 2 B8M, B8MN, B8MLCuN | to 3/4″ | 110 | 96 | 15 | 45 | 321 | C35 |
| over 3/4″ to 1″ | 100 | 80 | 20 | 45 | 321 | C35 | |
| over 1″ to 1-1/4″ | 95 | 65 | 25 | 45 | 321 | C35 | |
| over 1-1/4 to 1-1/2″ incl | 90 | 50 | 30 | 45 | 321 | C35 | |
| Class 2B: B8, B8M2 | to 2″ incl | 95 | 75 | 25 | 40 | 321 | C35 |
| over 2″ to 2-1/2″ incl | 90 | 65 | 30 | 40 | 321 | C35 | |
| over 2-1/2 " to 3″ incl | 80 | 55 | 30 | 40 | 321 | C35 | |
| Class 2C: B8M3 | to 2″ incl | 85 | 65 | 30 | 60 | 321 | C35 |
| over2″ | 85 | 60 | 30 | 60 | 321 | C35 |
| Grade | Description | Diameter | Tensile Strength, min. | Yield Strength, min. | Hardness, max. | Marking |
|---|---|---|---|---|---|---|
| ASTM A193 B6 | S41000 (410) | Up to 4" | 110 | 85 | B6 | |
| ASTM A193 B7 | Chromium-Molybdenum | 2 1/2" and under | 125 | 105 | 321 HB or 35 HRC | B7 |
| over 2 1/2" to 4" | 115 | 95 | 321 HB or 35 HRC | |||
| over 4" to 7" | 100 | 75 | 321 HB or 35 HRC | |||
| ASTM A193 B7M | Chromium-Molybdenum | 4" and under | 100 | 80 | 235 HB or 99 HRB | B7M |
| over 4" to 7" | 100 | 75 | 235 HB or 99 HRB | |||
| ASTM A193 B16 | Chromium-Molybdenum- Vanadium | 2 1/2" and under | 125 | 105 | 321 HB or 35 HRC | B16 |
| over 2 1/2" to 4" | 110 | 95 | 321 HB or 35 HRC | |||
| over 4" to 8" | 100 | 85 | 321 HB or 35 HRC | |||
| ASTM A193 B8 class 1 | S30400 (304) | all | 75 | 30 | 223 HB or 96 HRB | B8 |
| ASTM A193 B8 class 2 | S30400 (304) | 3/4" and under | 125 | 100 | 321 HB or 35 HRC | B8SH |
| over 3/4" to 1" | 115 | 80 | 321 HB or 35 HRC | |||
| over 1" to 1 1/4" | 105 | 65 | 321 HB or 35 HRC | |||
| over 1 1/4" to 1 1/2" | 100 | 50 | 321 HB or 35 HRC | |||
| ASTM A193 B8C class 1 | S34700 (347) | all | 75 | 30 | 223 HB or 96 HRB | B8C |
| ASTM A193 B8C class 2 | S34700 (347) | 3/4" and under | 125 | 100 | 321 HB or 35 HRC | B8CSH |
| over 3/4" to 1" | 115 | 80 | 321 HB or 35 HRC | |||
| over 1" to 1 1/4" | 105 | 65 | 321 HB or 35 HRC | |||
| over 1 1/4" to 1 1/2" | 100 | 50 | 321 HB or 35 HRC | |||
| ASTM A193 B8M class 1 | S31600 (316) | all | 75 | 30 | 223 HB or 96 HRB | B8M |
| ASTM A193 B8M class 2 | S31600 (316) | 3/4" and under | 110 | 95 | 321 HB or 35 HRC | B8MSH |
| over 3/4" to 1" | 100 | 80 | 321 HB or 35 HRC | |||
| over 1" to 1 1/4" | 95 | 65 | 321 HB or 35 HRC | |||
| over 1 1/4" to 1 1/2" | 90 | 50 | 321 HB or 35 HRC | |||
| ASTM A193 B8T class 1 | S32100 (321) | all | 75 | 30 | 223 HB or 96 HRB | B8T |
| ASTM A193 B8T class 2 | S32100 (321) | 3/4" and under | 125 | 100 | 321 HB or 35 HRC | B8TSH |
| over 3/4" to 1" | 115 | 80 | 321 HB or 35 HRC | |||
| over 1" to 1 1/4" | 105 | 65 | 321 HB or 35 HRC | |||
| over 1 1/4" to 1 1/2" | 100 | 50 | 321 HB or 35 HRC | |||
| ASTM A193 B8R | S20910 | all | 100 | 55 | 271 HB or 28 HRC | B8R |
| ASTM A193 B8S | S21800 | all | 95 | 50 | 271 HB or 28 HRC | B8S |
우리는 볼트 및 너트 아래에 있습니다.
패스너 스터드 볼트
스터드 볼트
헤비 너트
너트 2 개가있는 스터드 볼트
아연 도금 볼트 및 너트 
