Puyang Zhongshi Group Co., Ltd.
                                                                                                           
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29 Years
Since 1997
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Tools & Hardware Pipe Fittings

Stainless Steel Polished Rod Coupling For Oilfield Sucer Rod Industry Durable

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: 15 work days
Brand: ZS
Product Description
Products Description of Sucker Rod Coupling
Sucker rod is the common equipment in the oil extraction. It is manufactured through many process including the testing, straightening and forging. The sucker rod is placed between the polished rod and oil well pump. To deliver power. Sucker rod is manufactured from high quality carbon steel and alloy steel, which is conform to the API Spec 11B standard. Sucker rod has various types including the common sucker rod, hollow sucker rod and FRP sucker rod. Commonly we use the sucker rod coupling to connect the sucker rod. The sucker rod also has various specs to fit different environments and applications.
Product Paramenters
Mechanical properties of sucker rods:
Level
Material
Rm (Mpa)
Rel (MPa)
A 200mm (%)
Z (%)
C
Carbon steel/Alloy steel
621~793
≥ 414
≥ 13
≥ 50
K
Nickel molybdenum alloy steel
621~793
≥ 414
≥ 13
≥ 60
D
Carbon steel/Alloy steel
793~965
≥ 586
≥ 10
≥ 50
KD
Nickel molybdenum alloy steel
793~965
≥ 586
≥ 10
≥ 50
HL
Alloy steel
965~1195
≥ 793
≥ 10
≥ 45
HY
Alloy steel
965~1195
——
——
——
Mechanical performance couplings for sucker rods:
Specification
5/8 (16)
3/4 (19)
7/8 (22)
1 (25)
1 (25)
Tensile strength
Min 655 MPa
Grade
Grade T/ Grade SM
HRC
The hardness value of carbon steel is 56-62 (HRA), and the hardness value of alloy steel
is 58-65 (HRA)/The hardness value of spray welding layer is not less than 595 HV

 

Company Information

Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC. Our group have 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC.

We have the certificates of API 5CT, API 10D, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001. Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Puyang Zhongshi Group Co., Ltd.
Location Room2212, B Building, Tiandi Times Square, Weiyang District, Xi'an City, Shaanxi P.R., China
Contact Person Liza

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