| Customization: | Available |
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| Material: | Carbon Steel |
| Type: | Round Head |
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XIAMEN QISHINE
Xiamen Qishine Imp. & Exp. Co., Ltd. is a Chinese company established in 2013. We are a leading fabrication services provider in industries such as Oil & Gas, Petroleum, Marine, Oilfield, Mining, and Heavy Industry, specifically for pipeline construction and maintenance.
Xiamen Qishine is ideal choice for EPC companies and project contractors. Our company specializes in supplying a range of products including Pipes, Flanges, Fasteners, Gaskets, Fittings, Valves, and Piping Spare Parts. Our products are API, CE, TUV and ISO certified. Products are widely used on oil rigs, new nuclear power plant, Chemical and Heavy Industry.
Qishine is proud as being a premium product supplier who works closely with our clients to achieve the best possible results. We have an experienced team, skilled labor force, and advanced facilities to ensure safe and efficient project completion, meeting deadlines and budget requirements.
We take pride in catering to a broad range of clientele across various industries and projects worldwide, with a strategic focus on Engineering, Procurement, and Construction (EPC) companies and pipeline construction projects.
We have more than ten years of pipeline product development&sales experience, so we have a wealth of relevant experience and problem solving ability.
Introduction
The Color Zinc Coated Stud Bolt, made from A193 B7 material and adhering to the ASTM standard, is a versatile and high-performance fastening solution designed to meet the demanding needs of various industrial applications, particularly in the oil pipeline sector. This stud bolt, available in sizes ranging from 1/2 to 4 inches, is engineered to deliver exceptional strength and corrosion resistance, making it an ideal choice for critical infrastructure projects where reliability and durability are paramount.
Crafted to a performance class of 10.9, the Color Zinc Coated Stud Bolt boasts a remarkable strength of extension, with a rating of 861.25MPa. This high tensile strength, combined with an elongation of 16%, ensures that the stud bolt can withstand heavy loads and extreme operational conditions without compromising its structural integrity. The color zinc coating not only enhances the visual appeal of the stud bolt but also provides an additional layer of protection against corrosion, extending its service life and performance efficiency.
Product Recommendation
With its exceptional characteristics and superior quality, the Color Zinc Coated Stud Bolt is an indispensable component in various industrial settings where robust fastening solutions are required. Whether used in oil pipelines, construction projects, or machinery assembly, this stud bolt excels in providing secure and reliable connections that meet the highest standards of safety and performance.
Strength and Durability:
The Bolting ASTM A193 B7 Tap End Stud Bolt is synonymous with extraordinary strength and durability. The chromium-molybdenum steel, denoted by ASTM A193 B7, is a high-strength material renowned for its excellent mechanical properties, including tensile strength, yield strength, and hardness. These attributes make this tap end stud bolt an ideal choice for applications requiring high-pressure, high-temperature performance.
Applications:
With its superior specifications and robust build, the ASTM A193 B7 Tap End Stud Bolt is widely adopted across numerous industrial sectors, including the oil and gas, petrochemical, power generation, and heavy machinery industries. It excels in high-pressure and high-temperature environments, making it suitable for applications such as boilers, pressure vessels, flanges, and valves, to name a few.
| Xiamen Qishine Imp.&Exp. Co.,Ltd. | |||||||||||||||||||||||
| No.: QR-20-06 REV.B/2 | Certificate of Product Quality | ||||||||||||||||||||||
| ( As per EN 10204 type 3.1 ) | |||||||||||||||||||||||
| Customer: | CERTIFICATE NO.: | Y22120710 | |||||||||||||||||||||
| Normative References: ASTM A193/A193M GR B7--22 | DATE: | 07/Dec/22 | |||||||||||||||||||||
| P.O.No. | PART NO. | ITEM. | PART DESCRIPTION | Qty | Measured Value | ||||||||||||||||||
| Chemical Composition() | Mechanical Property | REDUCTION RATIO | ≥4:1 | ||||||||||||||||||||
| C | Mn | Si | S | P | Cr | Ni | Mo | V | Al | σb (Mpa) | σs (Mpa) | δ (%) | φ (%) | HARDNESS (HRC) | ºC | ||||||||
| AKV(J) | HEAT NO. | HEAT LOT NO./TRACEABLE NO. / | |||||||||||||||||||||
| 0.38 | 0.75 | 0.15 | 0.040 Max | 0.035 Max | 0.80 | - | 0.15 | - | - | 860 Min | 720 Min | 16 Min | 50 Min | 34 Max | 10x10mm | ||||||||
| 0.48 | 1.00 | 0.35 | 1.10 | - | 0.25 | - | - | ||||||||||||||||
| P22/000294 | - | 182 | Hex Head Bolt,1/2-13UNCx115-2A,A193 B7-HDG | 19 | 0.41 | 0.87 | 0.28 | 0.004 | 0.01 | 1.07 | - | 0.22 | - | - | 951 | 848 | 20.5 | 63 | 28,28,29 | - | 9072380Z | C6221104-5 | |
| P22/000294 | - | 181 | Hex Head Bolt,1/2-13UNCx90-2A,A193 B7-HDG | 6 | 0.41 | 0.87 | 0.28 | 0.004 | 0.01 | 1.07 | - | 0.22 | - | - | 951 | 848 | 20.5 | 63 | 28,28,29 | - | 9072380Z | C6221104-5 | |
| P22/000294 | - | 148 | Stud Bolt,1/2-13UNCx2-1/2-2A,A193 B7-HDG | 84 | 0.41 | 0.87 | 0.28 | 0.004 | 0.01 | 1.07 | - | 0.22 | - | - | 951 | 848 | 20.5 | 63 | 28,28,29 | - | 9072380Z | C6221104-5 | |
| P22/000294 | - | 149 | Stud Bolt,1/2-13UNCx3-2A,A193 B7-HDG | 36 | 0.41 | 0.87 | 0.28 | 0.004 | 0.01 | 1.07 | - | 0.22 | - | - | 951 | 848 | 20.5 | 63 | 28,28,29 | - | 9072380Z | C6221104-5 | |
| P22/000294 | - | 192 | Stud Bolt,1/2-13UNCx4-2A,A193 B7-HDG | 12 | 0.41 | 0.87 | 0.28 | 0.004 | 0.01 | 1.07 | - | 0.22 | - | - | 951 | 848 | 20.5 | 63 | 28,28,29 | - | 9072380Z | C6221104-5 | |
| P22/000294 | - | 183 | Hex Head Bolt,5/8-11UNCx100-2A,A193 B7-HDG | 6 | 0.41 | 0.87 | 0.28 | 0.004 | 0.01 | 1.07 | - | 0.22 | - | - | 981 | 901 | 20 | 61 | 30,30,31 | - | 9072380Z | C6221104-7 | |
| P22/000294 | - | 195 | Hex Head Bolt,5/8-11UNCx165-2A,A193 B7-HDG | 4 | 0.41 | 0.87 | 0.28 | 0.004 | 0.01 | 1.07 | - | 0.22 | - | - | 981 | 901 | 20 | 61 | 30,30,31 | - | 9072380Z | C6221104-7 | |
| P22/000294 | - | 156 | Stud Bolt,5/8-11UNCx3-1/2-2A,A193 B7-HDG | 556 | 0.41 | 0.87 | 0.28 | 0.004 | 0.01 | 1.07 | - | 0.22 | - | - | 981 | 901 | 20 | 61 | 30,30,31 | - | 9072380Z | C6221104-7 | |
| MACROSTRUCTURE (As per ASTM E381 S1,R1,C2):Qualified Product. | MICROSTRUCTURE (Predominately tempered martensite):Qualified Product. | DECARBURIZATION TEST (As per ASTM F2328):Qualified Product. | |||||||||||||||||||||
| NDE | MT: ASTM A962 S55. ACCEPTANCE CRITERIA AS PER ASTM S57. ACCEPTABLE. | UT: AS PER ASTM A388/388M AND ASTM E127 ACCEPTANCE CRITERIA: AS PER API 6A STEMS PSL3, ACCEPTABLE. | PT: ASTM A962 S56. ACCEPTANCE CRITERIA AS PER ASTM S57. ACCEPTABLE. |
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| HEAT TREATMENT DETAIL | Method | () | COMPLIANCE | ||||||||||||||||||||
| Furnace type | Temp.ºC | holding time (M) | Cooling Method | We hereby certify that above material manufactured, sampling, tested and inspected according to customer order requirements, conform to API 20E, BSL-1. There is no weld repair. The material is free from radioactive contamination. ,,,API 20E, BSL-1... | |||||||||||||||||||
| Quenching | Electric furnace | 860 | 1 h. | Oil | |||||||||||||||||||
| Tempering | Electric furnace | 620 | 1 h. | Air | |||||||||||||||||||
| - | - | - | - | - | |||||||||||||||||||
| - | - | - | - | - | |||||||||||||||||||
| EQUIPMENT CALIBRATION: | CAL.DATE: 2022.06.07 | CAL.DUE DATE: 2023.06.06 | |||||||||||||||||||||
| DIMENSIONAL & THREAD FORMS: Qualified Product. | VISUAL CHECK: Qualified Product. | COATING: Qualified Product. | |||||||||||||||||||||
| PREPARED BY | QC MANAGER | DATE | |||||||||||||||||||||
Reliability:
One of the standout features of the Bolting ASTM A193 B7 Tap End Stud Bolt is its unparalleled reliability. The combination of stringent standards compliance and high-quality materials ensures that this stud bolt performs consistently under various challenging conditions. The end result is a reliable fastening solution that ensures the structural integrity and operational efficiency of your equipment.
Conclusion:
The Bolting ASTM A193 B7 Tap End Stud Bolt represents the pinnacle of industrial fastening solutions. With its superior strength, high durability, and consistent performance, this tap end stud bolt sets a new benchmark in the fastener industry.
Investing in the Bolting ASTM A193 B7 Tap End Stud Bolt is a statement of commitment to quality, reliability, and performance. This fastener is more than a simple piece of hardware; it is a testament to advanced engineering, precise manufacturing, and stringent quality control.
When viewed from the sustainability perspective, this bolt's impressive durability and high performance also contribute to reducing waste and environmental impact, as their long service life necessitates fewer replacements over time.
In essence, the Bolting ASTM A193 B7 Tap End Stud Bolt is not just a fastening solution; it is an assurance of unmatched strength, resilience, and excellence. When you choose this stud bolt for your industrial applications, you are choosing top-tier performance, longevity, and peace of mind.
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