? ? ? 化工管道管架第二冊標(biāo)準(zhǔn)hg/t21629-1999:a1到a40和b1-b29系列產(chǎn)品:
? ? ? ?a1u形螺栓,a2u形螺栓(帶角鋼),a3導(dǎo)向管卡,a4緊固管卡,a5基準(zhǔn)型雙螺栓管夾,a6重型雙螺栓管夾,a7三螺栓管夾(保溫管用),a8三螺栓管夾(支托用),a9雙排螺栓管夾, a10四螺栓管夾,a11雙排螺栓壓緊管卡, a12管卡(保冷管用),a13雙螺栓管卡(保冷管用),a14四螺栓管卡(保冷管用),a15雙頭螺紋吊桿,a16吊環(huán)型吊桿,a17松緊螺母,a18角形吊耳,a19u形吊耳,a20倒u形吊耳(焊接型),a21倒u形吊耳(吊桿型),a22板式吊耳,a23墊板,a24支腿加強板,a25連接板. a26i型滾輪、a27ii型滾輪、a28iii型滾輪,a29滾輪軸座,a30滾動軸,a31ⅠⅡ型滾輪吊架,a34iii型滾輪支架,a35iii型滾輪支架軸,a36Ⅱ型滾輪擱置架,a37iii型滾輪擱置架,a38松緊螺母,a39扁鋼吊耳,a40專用導(dǎo)向夾