IPDB › China Industry › Manufacturing & Processing Machinery › Petroleum Equipment & Machinery
China, Chinese API 7-1 Drilling String Petroleum Non Magnetic Drill Collar Ordinary1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Petroleum Equipment MachineryOrdinary Drill CollarDrill Collar
Jiyuan City East Heavy Industry Co., Ltd.
Preview:
Product Description The drill collar is made of AISI4145H Cr-Mo steel and follows API Specifications and SY/T5144 standards. The threads can be processed with cold rolling, coppering or phosphating. Our company can machine double-shoulder threads and other specifications of special threads. The maximum outer diameter of the drill collar that can be produced by our company is 14 inches. Product DetailsProduct Description The Company possesses a complete set of petroleum drilling tool production lines and mainly produces large deep-hole boring machines, ordinary lathes, CNC lathes, mill, printer, etc. The Company has established a dedicated testing center that is equipped with domestic and overseas advanced precision testing equipment and sound testing means to control the whole process of products and strictly abides by API 7-1, API 7-2, SY/T5144 and SY/T5146 standards to ensure that all performance indexes of the Company's products can meet international standards and standards of American Petroleum Institute (API). The Company has passed IS09001 quality management system certification and HSE management system certification and has obtained the right to use the logos of API petroleum drilling tools. Main drilling tools include non-magnetic drill collar, non-magnetic pressure drill pipe, ordinary drill collar, integrated heavy weight drill pipe, adapter, etc. The annual production capacity is 10,000 pieces. The Company can also machine products according to special requirements of users. Detailed Photos Product Parameters Standard dimensions, inside diameter and threadIDConnectionODIDmmLengthShoulder chamfer diametermmBending strength ratiomminmminNC23-3179431/831.811/4915076.22.57:1NC26-3588.931/238.111/2915082.92.42:1NC31-41104.841/850.829150 or 9450100.42.43:1NC35-47120.743/450.829150 or 9450114.72.58:1NC38-50127.0557.221/49150 or 9450121.02.38:1NC44-60152.4657.221/49150 or 9450144.52.49:1NC44-60152.4671.4213/169150 or 9450144.52.84:1NC44-62158.861/457.221/49150 or 9450149.22.91:1NC46-62158.861/471.4213/169150 or 9450150.02.63:1NC46-65165.161/257.221/49150 or 9450154.82.76:1NC46-65165.161/271.4213/169150 or 9450154.83.05:1NC46-67171.463/457.221/49150 or 9450159.53.18:1NC50-67171.463/471.4213/169150 or 9450159.52.37:1NC50-70177.8757.221/49150 or 9450164.72.54:1NC50-70177.8771.4213/169150 or 9450164.72.73:1NC50-72184.271/471.4213/169150 or 9450169.53.12:1NC56-77196.873/471.4213/169150 or 9450185.32.70:1NC56-80203.2871.4213/169150 or 9450190.13.02:165/8REG208.681/471.4213/169150 or 9450195.72.93:1NC61-90228.6971.4213/169150 or 9450212.73.17:175/8REG241.391/276.239150 or 9450223.82.81:1NC70-97247.693/476.239150 or 9450232.62.57:1NC70-100254.01076.239150 or 9450237.32.81:185/8REG279.41176.239150 or266.72.84;1Elevator and Slip RecessesAccording to the needs of users, the hanger groove and slip groove structure can be processed on the drill collar to meet the requirements of API specifications.Drill collar slot and slip slot dimensions Sizes of elevator and slip recessesOutside diameter of drill collarODDepth of elevator grooveLE±0.2R1CAngleαbCard groove depthLS±0.4Angleβb101.6-117.55.63.2+0.44°4.83.5°120.6-142.96.43.2+0.45°4.83.5°146.0-168.37.93.2+0.46°6.45°171.4-219.19.54.8+0.87.5°6.45°≥222.211.16.4+0.89°6.45° Mechanical propertyOuter diameter range OD σ0.2MpaYield strengthσbMpaControl strengthδ4%ElongationBrinell hardnessAKJImpact Value(V-notch CHARPY)mmin79.4~174.631/8-63/4≥758≥965≥13≥285≥54177.8~279.47~11≥689≥931 Main tolerance dimensions of drill collarOuter diameter range ODODIDLengthD,BevelDiametermmin≤88.9≤31/2+1.20+1.60+152.440.4>88.9~114.3>31/2~41/2+1.60>114.3~139.7>41/2~51/2+2.00>139.7~165.1>51/2~61/2+3.20>165.1~215.9>61/2~81/2+4.00>215.9~241.3>81/2~91/2+4.80>241.3>91/2+6.40 Stress Tress-reliefslot for connectionConnectionInternal thread shoulder face to backNotch length of a toothLX±1.59mmCylindrical section of internal threaddiameterDcb+0.40-0mmCylindrical section of internal threadAfter the taper of the taper hole±20.83mm/mExternal groovediameterDRC+0-0.79mmCan replace internal thread shoulder surfaceTo stress dispersion groove lengthLRG+0-3.18mmNC3582.682.15166.6782.1585.73NC3888.988.11166.6789.1092.08NC40101.692.87166.6795.81104.78NC44101.6101.60166.67106.36104.78NC46101.6106.76166.67109.93104.78NC50101.6117.48166.67120.45104.78NC56114.3121.84250.00134.04117.48NC61127.0132.95250.00148.31130.18NC70139.7152.00250.00170.54142.88NC77152.4166.29250.00188.01155.5865/8REG114.3134.14166.67137.59117.4875/8REG120.7148.83250.00161.26123.8385/8REG123.8172.24250.00185.45127.00Internal thread back hole stress distribution groove/external thread stress distribution groove/Alternate internal thread stress distribution groove Related Content
Purchasing Request
Note: Send your purchase request, and we will screen suppliers or manufacturers for you free of charge...