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sucker rod Couplings1.material: AISI 51402.certificate :API 11B3.sizes:5/8",3/4",7/8",1",1-1/8"!!spec!!fea... More
sucker rod Couplings1.Material: AISI 51402.Standard :API 11B3.Sizes:5/8",3/4",7/8",1",1-1/8"!!spec... More
Sucker Rod Coupling:Basic Info:1)Material: seamless alloy steel AISI 51402) SM coupling coating material : Ni60A Alloy.3)Basic Hardness: HRC 16-23Detailed Info:1)Type: T sucker rod coupling, class SM sucker rod coupling, sub sucker rod coupling, full... More
Sucker Rod Coupling:1)Material: seamless alloy steel AISI 51402) SM coupling coating material : Ni60A Alloy.3)Basic Hardness: HRC 16-23Detailed Info:1)Type: T sucker rod coupling, class SM sucker rod coupling, sub sucker rod coupling, full size sucker... More
Lianhuashan Rock Tools Co. Ltd.(herein after called LHS) makes high quality Rock Drilling Tools on Drill Rigs, the products are widely used in drifting and tunneling for underground mines, bench drilling, quarry construction, steel enterprise... More
