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產(chǎn)品展示
PRODUCTS DISPLAY
S-2工具鋼圓柱滾子
S-2工具鋼圓柱滾子是為達(dá)到極限強(qiáng)度而設(shè)計(jì)的，可滿足承受強(qiáng)烈沖擊所需的韌性和強(qiáng)度，全部硬化處理，具有高強(qiáng)度、高沖擊韌性、高耐磨性能和高疲勞壽命等特點(diǎn)，可以用于耐沖擊和重負(fù)荷的行業(yè)領(lǐng)域。公司產(chǎn)品嚴(yán)格按照國(guó)家標(biāo)準(zhǔn)GB/T4661-2015 《滾動(dòng)軸承 圓柱滾子》.S-2工具鋼圓柱滾子常用于礦山冶金及油田設(shè)備和海上鉆井操作，在巖石和粉泥漿料磨耗方面提供良好的服務(wù)。
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Material |
AISI |
Military ASTM |
UNS AMS |
DIN |
JIS/SUJ |
|
S-2 Tool Steel |
S-2 |
A-681 |
T-41902 |
|
|
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Additional testing may be required to certify that materials comply with specific standards. |
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材料成分
S-2 / Rockbit Cylindrical Rollers are manufactured to the following 化學(xué)成分
|
Chemical Analysis |
|
|
Carbon |
0.47% to 0.55% |
|
Manganese |
0.30% to 0.50% |
|
Silicon |
0.90% to 1.10% |
|
Molybdenum |
0.30% to 0.60% |
|
Phosphorus |
0.030% maximum |
|
Sulphur |
0.030% maximum |
|
Vanadium |
0.5% maximum |
物理性能
Hardness as measured on parallel flat surfaces is Rockwell “C”55-59.Roller of special hardness are available upon request.
|
Tensile strength抗拉強(qiáng)度 Yield strength屈服強(qiáng)度 |
310,000 psi 290,000 psi |
|
Elongation in two inches伸長(zhǎng)率 |
7% |
|
Reduction in area收縮率 |
25% |
|
Modulus of elasticity彈性模量 Density密度 |
30,000,000 psi 0.283 lbs./cu.in |
AVAILABLE GRADES AND SIZES
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Size Range in Millimeters |
Dia: Minimum 6.00 mm to Mximum 50.00 mm & Length: 6.00 mm to 50.00 mm |