... OCTG and line pipe for crude oil and natural
gas delivery in China, we topped the export amount ... mail:
[email protected] Main Products : 1. Oil and
Gas Transmission Pipe: OD: 10.3mm - 1016mm with wall thickness ... ASTM 106/A53 GrB,
API 5L GrB/X42/X46/X52, OCTG oil casing and
tubing API 5CT J55/K55/N80/ ... P110, OCTG drill pipe
API 5DP E75/X95/G105/S135 ...