DIM(mm)ANSI B16.5BS1560(mm)Mss sp-44API605公差內環內徑墊片內徑<=600<=24" >=26" and <=34"±0.5>600 and <=800>24" and <=34>=36" and <=60"±0.9>800 and <=1600 >34" and <=60" ±1.3>1600>60" ±1.6墊片外徑<=600<=24"<=24"±0.9>600 and <=160000 >24" and <=60" ±1.81600>60" ±2.2外環外徑 >1/2" and <=60"±0.9<=600<=24" 0-1.0 >600 and <=1000>24" and <=34" 0-1.8>1000 and <=1600>34" and <=60" 0-2.2註:另外,我們也可以根據JIS,JPI標準或客戶要求生產
A. 採用厚度為0.15mm~0.25mm的08F,0Cr13, 0Cr18Ni19Ti, 0Cr18Ni9Ti, 00Cr18Ni10, 0Cr18Ni12Mo2Ti, 00Cr17Ni14Mo2,201,304,316等冷軋鋼帶,或由供需雙方協商 確定。
B. 金屬帶為預成型的V型或W型窄帶,表面應光滑.潔淨,不應有粗糙不平.裂紋.劃傷.凹坑及銹斑等缺陷
C.不鏽鋼的硬度值 HV≤200
D.一般的鋼帶的寬度是3.2mm,4.5mm,8mm,W型的鋼帶可以更厚。
E.不鏽鋼帶形狀:“V”“W”“SUS”“U”。
不鏽鋼帶材質:A3,304,304L,316,316L,蒙乃爾,鈦材Ta。
2. 非金屬帶材料
A 非金屬填充為特製的石棉帶,柔性石墨帶,聚四氟乙烯帶,非石棉纖維帶,陶瓷纖維及雲母帶等。帶的厚度為 0.3-1.0mm。
B. 特製石棉燒失量必須≤25%
C. 非金屬帶的氯離子含量≤100PPM
D.各類介質及各種非金屬帶的推薦使用溫度及壓力
E.一般的鋼帶的寬度是3.2mm,4.5mm,8mm
F.適應溫度:-196℃—+870℃(柔性石墨)
≤+250℃(聚四氟乙烯)
≤+500℃(特殊石棉)
3.內外環材料
常用的有304SS,316LSS,321SS,347SS,碳鋼,鈦,銅.
mix:
The flange on the pad designs to facilitate the installation of the Company under the gasket-caliber size, the gasket external welding a 2 ~ 8 positioning belt buckle for positioning hole in the flange, to prevent displacement installation gasket or falling out of the supporting material and saving hours of work.
Types and gasket materials
1, Winding pads divided into four forms: that is, as the basic type A, B band strengthen ring, the C-band to strengthen the ring, the D-band, the strengthening ring.
1、使用溫度:-196℃-650℃ 1, the use of Temperature: -196 ° C -650 ° C
(氧化介質中不高於450℃) Oxidation medium does not exceed 450 ° C)
2、使用壓力≤ 26MPa 2, the use of pressure ≤ 25MPa
3、墊片厚度:2.5-4.5mm 3, gasket thickness :2.5-4.5 mm
性 能:
1、適用範圍廣。能耐高溫、高壓和適應超低溫或真空下使用。
2、套用補償能力強。在高溫、高壓波動頻繁的工位上,密封性能穩定、可靠性強。
3、有良好的密封性能。
4、使用安裝方便。
Performance:
1, the scope of application-Canton. Can high temperatures, high pressure and adapt to ultra-low-temperature vacuum or use.
2, the ability of compensation. At high temperature, high pressure fluctuations frequent-position, the sealing performance stability and reliability.
3, a good sealing performance.
4, the use of the installation convenience
墊片標準
HG20610-2009 化工部歐洲體系
HG20631-2009化工部美洲體系
GB/T4622.2-97國家標準
JB/T4719-92機械部標準
JB/T90-94機械部標準
JB/T4705-2000機械部標準纏繞墊片
SH3407-96 石油化工企業
ASME B16.20 美標
DIN 德標
JIS B2404-1999 JIS TS-1998日標
BS 3381-1999英標金屬纏繞墊片
技術參數
纏繞墊片係數
m=2.5-4
纏繞墊片使用壓力
≤25MPa
纏繞墊片使用溫度
-196℃-700℃(氧化性介質中不高於600℃)
纏繞墊片最小預緊比壓
y=68MPa
下表是纏繞墊片直徑公差(即用於法蘭的名義管道直徑)
DIM(mm)ANSI B16.5 BS1560(mm) Mss sp-44API605公差內環內徑 墊片內徑<=600<=24">=26" and <=34"±0.5>600 and <=800>24" and <=34>=36" and <=60"±0.9>800 and <=1600>34" and <=60" ±1.3>1600>60" ±1.6墊片外徑<=600<=24"<=24"±0.9>600 and <=160000>24" and <=60" ±1.81600>60" ±2.2外環外徑 >1/2" and <=60"±0.9<=600<=24" 0-1.0>600 and <=1000>24" and <=34" 0-1.8>1000 and <=1600>34" and <=60" 0-2.2