Igwe anaghị agba nchara
Ụkpụrụ flange pipe nke mba ụwa na-enwekarị usoro abụọ, ya bụ usoro flange nke Europe nke German DIN (gụnyere nke bụbu Soviet Union) na American pipe flange system nke American ANSI pipe flanges nọchiri anya ya. Tụkwasị na nke ahụ, e nwere flanges ọkpọkọ JIS Japanese, ma a na-ejikarị ha eme ihe na-arụ ọrụ ọha na eze na osisi petrochemical, ha na-enwekwa mmetụta dị nta nke mba ụwa. Ugbu a iwebata flanges ọkpọkọ na mba dị iche iche bụ ndị a:
1. European usoro ọkpọkọ flanges nọchitere anya Germany na mbụ Soviet Union
2. American usoro pipe flange ụkpụrụ, nọchiri anya ANSI B16.5 na ANSI B 16.47
3. British na French pipe flange ọkọlọtọ, nke ọ bụla n'ime mba abụọ nwere abụọ casing flange ụkpụrụ.
Na nchịkọta, enwere ike ichikota ụkpụrụ flange pipe nke mba ụwa dị ka usoro abụọ dị iche iche na nke na-adịghị agbanwe agbanwe: otu bụ European pipe flange system nke Germany nọchitere anya ya; nke ọzọ na-anọchi anya United States American pipe flange usoro.
IOS7005-1 bụ ọkọlọtọ kpọsara site na International Organisation for Standardization na 1992. Ụkpụrụ a bụ n'ezie ọkọlọtọ flange ọkpọkọ na-ejikọta usoro abụọ nke flanges nke United States na Germany.
1. Kewara site na ihe onwunwe:
Carbon ígwè:ASTM/ASME A234 WPB, WPC
Alloy:ASTM/ASME A234 WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP911, 15Mo3 15CrMoV, 35CrMoV
Igwe anaghị agba nchara:ASTM/ASME A403 WP 304-304L-304H-304LN-304N ASTM/ASME A403 WP 316-316L-316H-316LN-316N-316Ti ASTM/ASME A403 WP 321-321H ASTM
Igwe okpomọkụ dị ala:ASTM/ASME A402 WPL3-WPL 6
Igwe arụ ọrụ dị elu:ASTM/ASME A860 WPHY 42-46-52-60-65-70 Nkedo ígwè, alloy ígwè, igwe anaghị agba nchara, ọla kọpa, aluminum alloy, plastic, argon leaching, PVC, PPR, RFPP (polypropylene gbasiri ike), wdg.
2. Dị ka usoro mmepụta ihe si dị, enwere ike kewaa ya n'ime ịkwanye, ịpị, ịgha, nkedo, wdg.
3. Dị ka ọkọlọtọ n'ichepụta, ọ nwere ike kewaa n'ime mba ọkọlọtọ, eletriki ọkọlọtọ, ụgbọ mmiri ọkọlọtọ, chemical ọkọlọtọ, ọkọlọtọ American ọkọlọtọ, German ọkọlọtọ, Japanese ọkọlọtọ, Russian ọkọlọtọ, wdg.
