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Yantai Yunsheng Petroleum Machine Accessories Co., Ltd, founded in 1997, is a professional manufacturer producing API approved sucker rod couplings, including Spray Metal sucker rod coupling, calss T sucker rod coupling, Sub OD sucker rod coupling, Full size sucker rod coupling and Slim Hole sucker rod coupling,with the size range of 5/8", 3/4", 7/8", 1" 1-1/8". Materials is AISI 5140¡£Monthly production capacity reach to 20,000pcs.
1) Material: Seamless Alloy Steel 40Cr (AISI 5140)
2) Standard: API Sp...
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| Company: |
yantai yunsheng petroleum machine accessories co.,ltd
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| Contact: |
Ms. candice king |
| Address: |
shengshuizhuang village,binhai office,laishan district |
| Postcode: |
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| Tel: |
86 158 98966198 |
| Fax: |
86 535 6908536 |
| E-mail: |
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