what's hardened chrome steel (GCr15,100Cr6, SAE52100) needles rollers pins? where's HRC58~62 bearing steel(GCr15, 100Cr6, SAE52100) needles dowels pins manufacturer? how to buy hardened steel needle rollers,mini shafts , rollers pins needles ?
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YDTech® manufacturer of HRC58~62 hardened bearing steel(GCr15, 100Cr6, SAE52100) needles dowels pins! supplier of hardened chrome steel (GCr15,100Cr6, SAE52100) cylindrical rollers,needles rollers pins in china.

the heat treatment process for needles rollers typically involves quenching and tempering to achieve the desired properties. quenching is the rapid cooling of the steel from a high temperature, usually by immersion in oil or water, which hardens the steel by creating a martensitic structure. the quenching process is essential for achieving the required hardness and strength in the rollers.

after quenching, the rollers are usually tempered, which involves reheating the steel to a lower temperature to reduce the brittleness and improve the toughness of the steel. This step helps to reduce the risk of the rollers cracking or fracturing under high loads or impact.

to produce bearing steel cylindrical rollers or needle rollers, the bearing steel is first processed into wire or rod form, which is then cut and formed into the desired shape of the cylindrical roller or needle roller. The rollers are then heat treated to improve their hardness and wear resistance, and the surfaces are typically finished through grinding or polishing to ensure precise dimensions and a smooth surface finish.

manufacturer and supplier of needle rollers

we are professional manufacture of bearing rollers and cylindrical needle rollers. we produce rollers of diameter 0.5 mm to 60 mm. the rollers could satisfy the request of DIN 5402 G2 rollers.

rolling bearing chrome (axletree) steel needles rollers pins, chrome steel needle rollers,mini shafts , rollers pins needles
specificationmarkCSiMnSPCrMo
china(GB)GCr150.95-1.050.15-0.350.25-0.45<0.025<0.0251.40-1.65-
USA(AISI,UNS)52100(G52986)0.98-1.100.15-0.35<0.5<0.025<0.0251.30-1.60<0.10
japan (JIS)SUJ20.95-1.100.15-0.35<0.5<0.025<0.0251.30-1.60<0.08
germany(DIN/W-Nr)100Cr6/w3(1.3505)0.95-1.050.15-0.35<0.5<0.025<0.0251.30-1.60<0.08
france NF100C60.95-1.050.15-0.35<0.5<0.025<0.0251.30-1.60<0.08
UK(BS)535A990.95-1.050.15-0.35<0.5<0.025<0.0251.30-1.60<0.08
sweden(SKF)SKF30.95-1.050.15-0.35<0.5<0.025<0.0251.30-1.60<0.08
rolling bearing chrome (axletree) steel needles rollers pins, chrome steel needle rollers,mini shafts , rollers pins needles

chamfer limits of flat ends needle rollers

precision needle rollers, needle roller bearing pins
Dwexceed Dwto TSmin diameter direction TSmin axis direction TSmin
-10.10.30.5
11.50.10.40.6
1.530.10.60.8
360.10.91
needle rollers, needle roller bearings, miniature pins, needle rollers suppliers, precision shafts

V-block measurement for roundness of needle rollers

precision needle rollers of loose roller bearing pins
angle wave numbers
3579111315171921
90°C22--22--22
120°C1221--122
needle rollers, needle roller bearings, miniature pins, needle rollers suppliers, precision shafts
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