美標螺柱
【翔盛緊固件】高溫用合金鋼和不銹鋼螺栓材料(SA 193，SA 453)商品詳細介紹：
| 執(zhí)行標準 Standard | 材料類別 Material Type & Grade | 公稱尺寸 Normal Size (in.) | 長度 Length | 螺紋 Screw Thread | 機械性能 Mechanical Requirement | |||||
| σb (MPa) | σ0.2 (MPa) | δ4 (%) | ψ (%) | 硬度 Hardness | ||||||
| ASME/ANSI B 16.5 ASME/ANSI B 18.2.1 ASME/ANSI B 1.1 | A 193 | B7 | ≤2.5 | 按合同 規(guī)定 According to order | 粗牙，8牙系列 螺紋精度2 UNC, 8UN Accuracy of thread Grade 2A | ≥860 | ≥725 | 16 | 50 | ≤HB321 |
| B7M | ≤2.5 | ≥690 | ≥550 | 18 | ≤HB235 | |||||
| B16 | ≤2.5 | ≥860 | ≥725 | ≤HB321 | ||||||
| B8/B8M/B8C/B8T (CL. 1) | 所有直徑 All diameters | ≥515 | ≥205 | 30 | 50 | ≤HB223 | ||||
| B8/B8C/B8T (CL. 2) | ≤0.75 | ≥860 | ≥690 | 12 | 35 | ≤HB321 | ||||
| ＞0.75~1 | ≥795 | ≥550 | 15 | |||||||
| ＞1~1.25 | ≥725 | ≥450 | 20 | |||||||
| ＞1.25~1.5 | ≥690 | ≥345 | 28 | 45 | ||||||
| B8M (CL. 2) | ≤0.75 | ≥760 | ≥655 | 15 | 45 | |||||
| ＞0.75~1 | ≥690 | ≥550 | 20 | |||||||
| ＞1~1.25 | ≥655 | ≥450 | 25 | |||||||
| ＞1.25~1.5 | ≥620 | ≥345 | 30 | |||||||
| A 453 | 660 B | 所有直徑 All diameters | ≥895 | ≥585 | 15 | 18 | HB248~341 | |||
【翔盛緊固件】 低溫用合金鋼螺栓材料（SA320）商品詳細介紹：
| 執(zhí)行標準 Standard | 材料類別 Material Type & Grade | 公稱尺寸 Normal Size (in.) | 長度 Length | 螺紋 Screw Thread | 機械性能 Mechanical Requirement | |||||
| σb (MPa) | σ0.2 (MPa) | δ4 (%) | ψ (%) | 硬度 Hardness | ||||||
| ASME/ANSI B 16.5 ASME/ANSI B 18.2.1 ASME/ANSI B 1.1 | A 320 | L7 | ≤2.5 | 按合同 規(guī)定 According to order | 粗牙，8牙系列 螺紋精度2 UNC, 8UN Accuracy of thread Grade 2A | ≥860 | ≥725 | 16 | 50 | —— |
| B8/B8M/B8C /B8T (CL. 1) | 所有直徑 All diameters | ≥515 | ≥205 | 30 | 50 | ≤HB223 | ||||
| B8/B8C/B8T (CL. 2) | ≤0.75 | ≥860 | ≥690 | 12 | 35 | ≤HB321 | ||||
| ＞0.75~1 | ≥795 | ≥550 | 15 | 30 | ||||||
| ＞1~1.25 | ≥725 | ≥450 | 20 | 35 | ||||||
| ＞1.25~1.5 | ≥690 | ≥345 | 28 | 45 | ||||||
| B8M (CL. 2) | ≤0.75 | ≥760 | ≥655 | 15 | 45 | |||||
| ＞0.75~1 | ≥690 | ≥550 | 20 | |||||||
| ＞1~1.25 | ≥655 | ≥450 | 25 | |||||||
| ＞1.25~1.5 | ≥620 | ≥345 | 30 | |||||||
【翔盛緊固件】 常溫用碳鋼和合金鋼螺栓材料（SA307，SA325，SA354）商品詳細介紹：
| 執(zhí)行標準 Standard | 材料類別 Material Type & Grade | 公稱尺寸 Normal Size (in.) | 長度 Length | 螺紋 Screw Thread | 機械性能 Mechanical Requirement | |||||
| σb (MPa) | σ0.2 (MPa) | δ4 (%) | ψ (%) | 硬度 Hardness | ||||||
| ASME/ANSI B 16.5 ASME/ANSI B 18.2.1 ASME/ANSI B 1.1 | A 307 | A | 所有直徑 All diameters | 按合同 規(guī)定 According to order | 粗牙，8牙系列 螺紋精度2 UNC, 8UN Accuracy of thread Grade 2A | ≥415 | —— | 18 | —— | HB121~241 |
| B | 415~690 | HB121~212 | ||||||||
| A 325 | 1型 1 Type | 0.5~1 | ≥827 | —— | —— | —— | HB253~319 | |||
| 1.125~1.5 | ≥724 | HB223~286 | ||||||||
| A 354 | BC | 0.25~2.5 | ≥862 | ≥752 | 16 | 50 | HB255~331 | |||
| ＞2.5 | ≥793 | ≥683 | 45 | HB235~311 | ||||||
| BD | 0.25~2.5 | ≥1034 | ≥896 | 14 | 40 | HB311~363 | ||||
| ＞2.5 | ≥965 | ≥793 | HB293~363 | |||||||
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