钢套钢保温钢管SHIYOUWAIHUGANGGUANJIAGANGGUAN、BAOWENCENGJINEIGONGZUOGANGGUANZUHEERCHENG。GANGTAOGANGZHENGQIFUHEBAOWENGUANSHIYONGYUSHUSONG2.5MPa、350SHESHIDUYIXIADEZHENGQIHUOQITAJIEZHI，GAICHANPINYONGGANGGUANZUOWAIFANGHUCENG，JUYOU，BUYISUNHUAI，SHIGONGJIANXIUJIANBIAN，SHIYONGSHOUMINGZHANGDEYOUDIAN。

GANGTAOGANGBAOWENGUANBAOWENJIEGOUYIJUHUADONGFANGSHIBUTONGFENWEI：NEIHUADONGSHIYUWAIHUADONGSHI

1、NEIHUADONGSHI：BAOWENJIEGOUYOUGONGZUOGANGGUAN、GUISUANLV、JIANZUCENG、WEIKONGGUISUANGAI、GERECENG、BUXIUGANGJINGUGANGDAI、LVBOFANSHECENG、JUANZHIBAOWENCENG、WAITAOGANGGUAN、WAICENGZUCHENG（JIBENYIBUSHIYONG）。

2、WAIHUADONGSHI：BAOWENJIEGOUYOUGONGZUOGANGGUAN、BOLIMIANCENG、LVBOFANSHECENG、BUXIUGANGJINGUDAI、HUADONGDAOXIANGZHIJIA、KONGQIBAOWENCENG、WAIHUGANGGUAN、WAICENGZUCHENG。

1.CENG：BAOHUWAIGANGGUANBIMIANFUSHIWUFUSHIGANGGUAN，YANZHANGGANGGUANSHIYONGSHOUMING。

2.WAIHUGANGGUAN: BAOHUBAOWENCENGMIANSHOUDIXIASHUIQINSHI，ZHICHENGGONGZUOGUANBINGNENGCHENGSHOU   DEWAIBUHEZAI，GONGZUOGUANZHENGCHANGGONGZUO。

3.BOLIMIANCENG、KONGQIBAOWENCENG: JIEZHIWENDU，WAIHUGUANBIAOMIANBAOCHICHANGWEN。

4.LVBOFANSHECENG: PAOMOCAILIAOBUJINRUWUJIYINGZHICENG；FANSHECENGBUFENRELIANG。

5.WUJIYINGZHIBAOWENCENG：，YUBAOWENCENGZHIJIANDEJIEMIANWENDU，PAOMOBUBEITANHUA。

6.BUXIUGANGJINGUDAI、HUADONGDAOXIANGZHIJIA: GONGZUOGANGGUANREZHANGLENGSUOZIYOUYUNDONG。

7.GONGZUOGANGGUAN：SHUSONGJIEZHIZHENGCHANGLIUDONG.