ASTM A193 B7 PTFE Coated Stud Bolt with Two Nuts

• Customization: Available
• Material: Carbon Steel
• Type: Round Head
• Model NO.: QSZ 24 F 131
• Head Style: Round
• Standard: DIN, ANSI, GB, JIS, BSW, GOST
• Grade: 8.8
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Hot Galvanizing
• Screw Thread: Full Thread
• Surface: PTFE Coated
• Length: Customizable
• Service Life: Long
• Decay Resistance: High
• Transport Package: Plywood Cases/Wooden Cases
• Specification: 1/2 to 4 inch
• Trademark: qishine
• Origin: China
• Package Size: 120.00cm * 120.00cm * 120.00cm
• Package Gross Weight: 530.000kg

Product Description

Company Profile

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.

Certifications

 

 

Detailed Photos

 

Product Description

Introduction
The PTFE Coated Stud Bolt, made from A193 B7 material, is a high-performance fastening solution designed for critical applications in various industries. This stud bolt, conforming to ASTM standards, is engineered to deliver exceptional strength and corrosion resistance, making it an ideal choice for demanding environments such as oil pipelines.

Manufactured in sizes ranging from 1/2 to 4 inches, the PTFE Coated Stud Bolt boasts a Performance Class of 8.8, ensuring reliable performance under high-pressure conditions. With a strength of extension measuring 860 MPa and an elongation rate of 16%, this stud bolt offers unmatched durability and flexibility, essential for withstanding heavy loads and extreme conditions.

One of the standout features of the PTFE Coated Stud Bolt is its surface finish. The PTFE coating not only enhances the visual appeal of the fastener but also provides superior corrosion resistance, increasing the lifespan of the stud bolt and reducing maintenance requirements. This coating also minimizes friction during installation, ensuring secure and tight fastening connections.

Product Recommendation

The PTFE Coated Stud Bolt is renowned for its high strength and exceptional performance in challenging environments. Its ability to resist corrosion, even in harsh chemical or corrosive media, makes it a reliable choice for critical applications in the oil pipeline industry. Whether used in offshore installations or onshore pumping stations, this stud bolt offers unmatched durability and reliability.

In addition to its technical specifications, the PTFE Coated Stud Bolt is also known for its ease of installation and maintenance. The inclusion of two nuts ensures a secure and stable connection, reducing the risk of loosening or failure. The stud bolt's compatibility with standard tools and equipment simplifies the installation process, saving time and labor costs for project teams.

The versatility of the PTFE Coated Stud Bolt makes it a popular choice among engineers and project managers looking for a reliable fastening solution. Its wide range of applications includes but is not limited to, oil pipelines, petrochemical plants, refineries, and industrial facilities requiring robust and corrosion-resistant fasteners.

In conclusion, the ASTM A193 B7 PTFE Coated Stud Bolt is a top-of-the-line fastening solution that combines strength, durability, and corrosion resistance in a single product. Its outstanding performance in demanding environments and critical applications makes it a preferred choice for engineers and project managers worldwide.

 

Product Parameters

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.
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