Key Attributes.
Product Description
Basic material: Steel alloy 40Cr (AISI 5140, HRA 56-62);
API SPEC 11B specification manufacture;
Inside diameter: 27.43mm(error bound: 0~+0.25mm);
Outside diameter: 41.3mm(error bound: -0.25~+0.13mm).
Casted alloy layer process on the surface has the function of wear-proof, corrosion-resisting and reducing the friction, protect both the coupling and the rods
Company Profile
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Business Type: |
Yantai yunsheng petroleum machine accessories co., ltd, founded in 1997, is a professional manufacturer producing api approved sucker rod couplings, includin 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.all of our products are excellent in quality and low in price. |
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Comapany: |
Yantai yunsheng petroleum machine accessories co., ltd. |
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Address: |
Shengshuizhuang village,binhai office,laishan district,yantai city,264003,china |
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City: |
Yantai |
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Zip/Postal: |
264003 |
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Country: |
Other |