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British Pipe Thread (惠氏管螺纹) -- 圆柱 (BSPP/BSPF)螺纹代号
; V+ C0 N/ Y- l2 g' ~, |) m+ h基本尺寸5 U8 _ e- P/ o. N5 \
大径
4 h4 y H% l0 r! F- T" F4 Wmm9 Z* H! J& f% L6 {5 a
d=D螺距 U- z9 p: h4 T7 a9 r# t
mm
- |, p3 G8 U, T5 _4 s3 [p每英寸牙数
- q) L2 E, T: N7 w( }2 W0 R" h2 }tpi中径& n2 n/ z# T8 |, ?
mm
- l+ |9 u7 S3 E6 [d2=D2小径+ ?7 Y3 k; h* K' p# B
外螺纹6 a( n" p3 h4 ]/ T) W d7 C
d3牙型高度; `/ F4 ~5 h" w$ i- s0 z/ _
H1底孔尺寸
6 [5 P$ Z, L# p. ]6 t; p2 u. }2 S5 QmmG 1/8 1/8"9.7280.907289.1478.5660.5818.7G 1/4 1/4"13.1571.3371912.30111.4450.85611.6G 3/8 3/8"16.6621.3371915.80614.950.85615G 1/2 1/2"20.9551.8141419.79318.6311.16219G 5/8 5/8"22.9111.8141421.74920.5871.16220.75G 3/4 3/4"26.4411.8141425.27924.1171.16224.5G 7/8 7/8"30.2011.8141429.03927.8771.16228G 1 1"33.2492.3091131.7730.2911.47930.5G 1 1/8 1 1/8"37.8972.3091136.41834.9391.47935G 1 1/4 1 1/4"41.912.3091140.43138.9521.47939.5G 1 3/8 1 3/8" 44.3232.3091142.84441.3651.47941.5G 1 1/2 1 1/2"47.8032.3091146.32444.8451.47945G 1 3/4 1 3/4"53.7462.3091152.26750.7881.47951G 2 2"59.6142.3091158.13556.6561.47957G 2 1/4 2 1/4"65.712.3091164.23162.7521.47963G 2 1/2 2 1/2"75.1842.3091173.70572.2261.47972.5G 2 3/4 2 3/4"81.5342.3091180.05578.5761.47979G 3 3"87.8842.3091186.40584.9261.47985.5G 3 1/4 3 1/4"93.982.3091192.50191.0221.47991G 3 1/2 3 1/2"100.332.3091198.35197.3721.47997.75G 3 3/4 3 3/4"106.682.30911105.201103.7221.479104G 4 4"113.032.30911111.55110.0721.479110.5G 4 1/2 4 1/2"125.732.30911124.251122.7721.479123G 55"138.432.30911136.951135.4721.479136G 5 1/2 5 1/2"151.132.30911149.651148.1721.479148.5G 6 6"163.832.30911162.351160.8721.479161.5 |
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发表于 2007-1-22 09:04:11