Our Drill Pipe Manufacturing capability ranges from 2 3/8" to 6 5/8" Outer Diameter in steel grades E, X, G, S in range 1, Range2, & Range 3 lengths. Drill Pipes with Special Grade & Length are available on an individual orders.

In addition, this publication recommends DRL quantities for various imaging modalities, provides information on the application of DRLs to interventional procedures and in paediatric imaging, highlights common errors in the determination and application of DRL values, suggests modifications in surveys for establishing DRL values that take ...

Wiho Metals supplies and stocks a large inventory of S135 oil drill pipe, OCTG pipe, heavy weight drill pipe as per API Spec 5DP, API 7/ 7-1 and API RP7G.

2022年1月1日 · The task of the study is to investigate the reason for the premature failure of the grade S135 steel drill pipes, used for drilling oil and natural gas, which failure before reaching the permissible load cycles at a depth of about 4500 m.

s135是一种低碳马氏体高强不锈钢；s135相当于astm-a182标准里面的f6nm ，属于马氏体钢种，化学成份两个标准都一样，机械性能根据不同的客户要求都有所不同；目前主要应用于水电站，核电等领域。

2023年6月4日 · Drill pipe assembly properties are calculated based on uniform OD and wall thickness. No safety factor is applied. Weight, displacement, and capacity are approximate and can vary by ± 10% (or more) depending on OD, specified …

2024年4月4日 · It is recommended that drilling torque not exceed 80% of the makeup torque, however it is the responsibility of the end user to determine the acceptable use of the end product including appropriate performance ratings and safety factors where applicable.

2021年4月28日 · Pipe: 4.5" OD 0.337" Wall Thickness S135 80% Inspection Class. At Max MUT (26600 ft-lbs ) At Min MUT (22200 ft-lbs ) Operational Torque(ft-lbs) Assembly Max Tension(lbs) Operational Torque(ft-lbs) Assembly Max Tension(lbs) 0 468300 0 468300 1400 468100 1100 468100 2700 467400 2200 467700

2021年4月27日 · S135 1、S135 钢板简介 S135 是一种低碳马氏体高强不锈钢，S135 相当于 ASTM-A182 标准里面的 F6NM，属于马氏体钢种，目前主要应用于水电站，核电等领域。 2、S135 钢板执行标准：参照执行标准是美国石油协会的标准 API Spec 5D 3、S135 钢板交货状态：一般为正火（950~1000℃）加两次回火（600℃左右）交货。 4、S135 钢板热处理试验分析： S135 钢板通过正火、高温退火以及正回火、两次回火等热处理对比试验，已充分证实该钢板热 …

s135，及该型号钢材的基本信息、化学元素成分、机械性能、力学性能、热处理温度、同等型号参照表等