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    K˝Ƽ޹˾һҽ(jng)P(gun)TעԵI(y)K˝Ƽ޹˾{õá(yu)ķ(w)cI(y)LڵĺP(gun)ϵK˝Ƽ޹˾\gӭǰ텢^ǢՄI(y)(w) ̖M ISOճȵ (zh)И˜ a(chn)Ʒ m÷ L-DAJ(ؓ) ϳ ϳɟN ϳ API-A(ch) 32/ 46/ 68 ISO/SC4/WG2 ԃrȼݗU՚≺sCܱͣ֙Cѭh(hun)ϵy(tng)Lͨ坍Üpĥ(ji)Ч ͻĿߜ(yu)ĻW(xu)(wn)ʹÉLʹÉ_5000-6000Сr õķPĥˮx՚ጷܡ ͨݗUsCͣmŚ≺,CMʴҪ^LB(yng)ڲұCCML\РB(ti)ĸƷݗUsC L-DAJ(ؓ) ȫϳ ϳɟN ϳ 32/46/68 ISO/SC4/WG2 ϳϵݗUsC;ͻľCܡ (yu)ĿߜȫԼ͜ʹÜضȷкLʹÉ_6000-8000Сr Wcc?zh)͓ͣ]l(f)ԺС ͻĿՉC(ji)ЧĥpԡṩCLı mҪOCoͳLQڵĵ͡߉ݗU՚≺sC L-DAH(ؓ) API A(ch) 32/37/46/ ISO/DP6521. 3---1981 ý(jng)ݗU՚≺sCo䷽?zh)OͻĿߜ(yu)ğᰲ^LʹÉʹ×lʹÉ_3000-4000СrD(zhun)RBOT ASTM D2272ϻԇЕrgֵ_1800MINõķPˮx՚ጷṩõCo ý(jng)ԵĸݗUsCcϴ󲿷֪Sa(chn)ݗU՚≺sCͻݣmŚ≺0.8MPA8KG/MҪ^LB(yng)ڣ3000СrϣĸƷݗUsC L-DAG(pؓ) V API-A(ch) 32/46/68 GB5904-86 ܝMݗUՉC\D(zhun),õĝsܷȾƻA(ch)ͼܵͻ䷽?zh)ɢߜʹɫճֵ׃ʹ?000-3000СrõķPˮxpٙCPgõĿĥLݗUCʹÉ ͨûССݗUʽ՚≺sCmŚض100棬С0.8MPA8KG/MB(yng)ڞ2000-3000СrС100HPĸNƷƇݗUʽ՚≺sC Ƭʽ՚≺sC 68/100/150 ISO/DP6521. 3---1981 TᘌƬʽ՚≺sCؓɶO(sh)Ӌؼϳa(chn)ƷЃ(yu)(wn)Ժ͸ߜط(wn)ԣ^̶ȵĜpٷe̼ࡢz|(zh)ʽИOѵğ᷀(wn)l(f)pʧͣĶpٱߵЧLQͱB(yng)ڃ(ni)͵ mͽD(zhun)ʽƬՉCṩ(yu)(wn)Լ᷀(wn)ܵĺϳṩOѵĝܣ߉sЧl(f)pʧͣp;ͣC ʳƷݗUsC 32/ 46/ 68 USDA-H2 ܾۺϟNʳƷϳɿՉCxȡͨ^FDAJCӲ(jng)I(y)g(sh)ˆT{(dio)䣬ɰȫʳƷИI(y)ĿՉϵy(tng)O(sh)Ѓ(yu)Խĸߜط(wn)ԼO͵ē]l(f)ԣЧʹ^еϻ׃|(zh) (yng)ʳƷӹI(y)ҪʹʳƷϵݗUʽ՚≺sCĝcܷ
    gӭK˝Ƽ޹˾Їa(chn)ƷW(wng)䁾W(wng)վ,ҹ˾λL(fng),ͨЇ K oaб^(q) ̶´,Ҫ(jng)IsC , ˹ 
uՓK˝Ƽ޹˾ (ע:}̓(ni)ݶDZ)
1.l(f)朽ӏV҂Dzͨ^. 2.˾š(yng)ƸϢՈֱ“(lin)ϵ˾. 3.ՈҪl(f)`ɺ͵µ׾.
W(wng)uK˝Ƽ޹˾Ї K oaб^(q) ̶´,IИI(y)ǷxO(sh)
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