AISI 4145H Heavy Weight Drill Pipe
AISI 4145H yog lub zog muaj zog alloy hlau feem ntau siv los ua cov yeeb nkab hnyav hnyav, tshwj xeeb tshaj yog nyob rau hauv kev lag luam roj thiab roj. Cov hlau no muaj cov khoom siv zoo thiab kev tiv thaiv corrosion, ua rau nws zoo tagnrho rau siv hauv qhov chaw ua haujlwm hnyav.
AISI 4145H tubyog ib qho hlau alloy uas tsis tshua muaj siab tawm los thiab lub zog tensile, tso cai rau nws tiv taus kev ua haujlwm siab heev. Nws kuj muaj cov hardness zoo heev, uas yuav pab txhim kho cov tho yeeb nkab hnav tsis kam thiab kav ntev.
Tsis tas li ntawd, cov hlau no muaj qhov zoo corrosion kuj nyob rau hauv ib puag ncig ua hauj lwm hnyav, ua rau nws tshwj xeeb tshaj yog haum rau cov chaw uas muaj corrosive media, xws li cov roj teb. Yuav kom ua tiav qhov yuav tsum tau muaj zog thiab cov khoom siv kho tshuab, AISI 4145H feem ntau yog quenched thiab tempered. Cov hlau no tsuas yog siv los ua cov kav dej hnyav hnyav, uas feem ntau siv rau kev sib sib zog nqus qhov drilling thiab kev tshawb nrhiav roj thiab roj hauv cov xwm txheej tshwj xeeb.
4145H Qhov hnyav Drill Pipe Chemical Composition (%)
|
Element |
Tsawg tshaj plaws |
Qhov siab tshaj plaws |
|
C |
0.4200 |
0.4900 |
|
Si |
0.1500 |
0.3500 |
|
Mn |
0.6500 |
1.1000 |
|
P |
0.0350 |
|
|
S |
0.0400 |
|
|
Cr |
0.7500 |
1.2000 |
|
Mo |
0.1500 |
0.2500 |
4145H Roj Laum Pipe

Petroleum laum dab tshos steel tuaj yeem siv los ua qhov hnyav laum yeeb nkab. Cov khoom siv raw khoom ntawm cov yeeb nkab hnyav hnyav yog AISI 4145H alloy structural steel. Cov txheej txheem tsim khoom nruj me ntsis ua raws li SY/T5146-1997 tus qauv.
Weighted laum yeeb nkab yog nruab nrab hnyav, zoo ib yam li laum yeeb nkab. Cov phab ntsa tuab ntawm cov cuab yeej drilling yog loj dua li cov yeeb nkab laum thiab me dua li lub dab tshos laum. Lub cev tuab-walled yeeb nkab yog txuas nrog tshwj xeeb lengthened laum yeeb nkab sib koom ua ke, uas feem ntau yog ntxiv ntawm cov laum yeeb nkab thiab laum dab tshos thaum tsim txoj hlua laum los tiv thaiv drilling. Sudden hloov nyob rau hauv kem cross-section txo drill yeeb nkab qaug zog.
GNEE Cov kev pabcuam muaj nqis ntxiv
UT (Ultrasonic kuaj)
AR (Raws li Kub Rolled nkaus xwb)
TMCP (Thermal Mechanical Control Processing)
N (Normalized)
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Cim npe nrov: aisi 4145h hnyav hnyav laum yeeb nkab, Tuam Tshoj aisi 4145h hnyav hnyav laum yeeb nkab manufacturers, lwm tus neeg, Hoobkas
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