ANDY GUO
Sales manager

Standard: API Spec 7-1 or SY/T5144 Material: P530, P550, P580, P650, P690, P750, P750I Size: 3 1/8" up to 11" Magnetic Permeability (ASTM A 342): Max 1.005 Magnetic Field Variation: 40 gammas Max Application: For the inspection in the process of petroleum drilling Tel/Whatsapp: +8617701029715 Email: [email protected] Website: https://www.sdjbcmetal.com/drill-pipe-casing-tube/ Raw Material of Non-Magnetic Drill Collars We offers the complete Non Magnetic material portfolio including P530, P530HS, P540, P550, P650, P670, P670HS, P690, P750, P750HS and N850. A large inventory of material is available ex-stock. Advantage &Service of Non-Magnetic Drill Collars Being specifically focused on the manufacturing of nonmagnetic drill string components make a leader in complex precision machining and service at the highest of standards. 1-Technical assistance in the manufacturing ability and design of complex collars machined. 2-Stocking and sales of standard high-strength API Spec 7 nonmagnetic drill collars. 3-Resistant to stress corrosion in sour gas environments 4-Compatible with standard drill string tools and stabilizers 5-Spiraling available on request Quality Assurance of Non-Magnetic Drill Collars All products are manufactured under the full control of a Quality Assurance System which is continually audited and complies with ISO 9001. We have a state-of-the-art laboratory in which all the testing of materials is carried out. We have extensive additional facilities that guarantee that products are of the highest quality.
Sales manager

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