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配管材料
法兰
法兰
ASME
B16.5
JIS
B2220
材质
碳钢
不锈钢
等级
Class 150
Class 300
Class 400
Class 600
Class 900
Class 1500
Class 2500
管径
NPS ½
NPS ¾
NPS 1
NPS 1 ¼
NPS 1 ½
NPS 2
NPS 2 ½
NPS 3
NPS 3 ½
NPS 4
NPS 5
NPS 6
NPS 8
NPS 10
NPS 12
NPS 14
NPS 16
NPS 18
NPS 20
NPS 22
NPS 24
DN 15
DN 20
DN 25
DN 32
DN 40
DN 50
DN 65
DN 80
DN 90
DN 100
DN 125
DN 150
DN 200
DN 250
DN 300
DN 350
DN 400
DN 450
DN 500
DN 550
DN 600
型式
滑套 Slip-on
套焊 Socket Welding
松套 Lap Joint
焊颈 Welding Neck
盲板 Blind
标厚
Unit: mm
4 × Φ15.9
M12 ( ½ inch )
65
90
60.3
14
9.6
30
22.2
34.9
2
Unit: mm
Unit: mm
Unit: mm
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