The Non-magnetic drill collars are made of low-carbon stainless steel and conform to the requirements of API 7-1 and SY/T5144. Products can also be provided as per customer requirements.

Steel Grade: ZYNM6 (Equal to P530), ZYNM7/9 (Equal to P550, 15-15HS), ZYNM11/ZYNM9HS (Equal to P650, 15-15HSMAX), ZYNM12 (Equal to P690, SCF-19MAX), W2020N and etc.

Our Certificate:
ISO 9001:2015, ISO 14001:2015, ISO 45001:2018
API 7-1, API 7-2, NS-1
DNV, KR, LR, NK, RINA

We are qualified suppliers of SLB, ARAMCO, ADNOC, NOV and TRI WAVE.