Sandard: API SPEC 5DP, API SPEC 7
Steel grade: E75, X95, G105, S135
Outside diameter size: 2.375"-6.625"
Calculated weight:6.27-27.70
Weld alternatives: SMLS
Length: according to customer's requirements
Hebei Longway Petroleum Equipment Co., Ltd.
Contact:Caroline QQ:2595308276
Mob: 0086-13673119276 Skype:carolinechina2
Email: sales9@lwdrill.com
Web: http://www.lwdrill.com