Yunsheng Petroleum Machinery Accessories Co,. Ltd.
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1'' Class SM Sucker Rod Coupling API

— SM coupling, sucker rod, flexible
Product Category: Couplings
Sales Method: Export, Manufacture, Wholesale
Payment Term: T/T
Min. Order Unit Price
1000 PIECES
Contact Info

Mr.Cathy Chang

Address: China (mainland) Shandong Yantai,Shengshuizhuang Village, Binhai Office, Laishan District, Yantai, Shandong China
All Products (5)

Product Detail

Product Attribute:

  • China (mainland) More >
  • PJ25SMFS
  • Yunsheng
  • ISO9001,ISO2000
  • 08/15/2011
  • 08/15/2011

Additional Info.:

  • Qingdao/Shanghai/Tianjin
  • wooden case, 1000pcs each case.

Product Content Description:

1) Material: AISI 5140
2) Standard: API Spec 11B
3) Main specification:
OD:2-3/16" (55.56mm)
ID: 1-3/8"(34.93mm)
Length: 4" (101.6mm)
Weight: 1.13kg
4)Other Size: 5/8"; 3/4"; 7/8"; 1-1/8"
5)Smoothness: 3.1*10-3
6)Coat Thickness(in): 0.01in ~ 0.02in
7)Basic hardness: HRC 16-23
8)Surface Hardness: HRC 55-62
9)Bonding Strength(Mpa): 484
10)Hole rate: <2%
11)Min. Hardness of the layer: 595HV0.2
12)Min. Tensile Strength: 655 Mpa
13)Operating Temperature: -1000~400 Centigrade Temperature
14)Life: > 180 days
Quantity Per Month: 20000 pieces
Patent No./Country: We got our API Spec 11B Certificate for couplings the
Certificate No. is 11B-0088, and we began our International
sales since then. Only one year, we have exported our
couplings to America, Peru, Argentina, Kuwait, India,
Indonesia, etc., and have established longterm cooperation
with many of our customers home and abroad, based on our
good quality and Service
Delivery Way - Date Of Delivery: 20 days

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