Steel cage steel steam insulation spiral steel pipe is made of polyurethane insulation layer, wrapped glass steel to make outer protection layer, forming products, having a good mechanical strength and a good corrosion resistance. Steel cage steel steam insulation spiral steel pipe is made of polyurethane insulation layer, wrapped glass steel to make outer protection layer, forming products, having a good mechanical strength and a good corrosion resistance. A bɛ se ka tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ tɛmɛ t

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First layer: working steel pipe layer, according to design and customer's requirements generally choose seamless tube (GB8163-87) spiral welding tube (GB9711-88; SY/T5038-92) and straight seam welding tube (GB3092-93) ye luɔɔi ye luɔɔi ye luɔɔi ye luɔɔi ye luɔɔi ye luɔɔi ye luɔɔi ye luɔɔi ye luɔɔi ye luɔɔi Na cï tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ̈n yenë tɛ A ye kɔc cɔl a ye kɔc cɔl a ye kɔc cɔl a ye kɔc cɔl a ye kɔc cɔl a ye kɔc cɔl a ye

　

Layer 2: Polyurethane insulation layer, ye looi në polyurethane foam ye cɔl high pressure foaming machine ye cɔl polyurethane foam ye cɔl polyurethane foam ye cɔl polyurethane foam ye cɔl polyurethane foam ye cɔl polyurethane foam ye cɔl polyurethane foam ye cɔl polyurethane foam. A cɔl "tubular foaming process". A ye baara ye raan töŋ ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔc ye kɔ Na ye tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ de tɛmɛ A ye kɔc cɔl a ye kɔc cɔl a ye kɔc cɔl a ye kɔc cɔl a ye kɔc cɔl a ye kɔc cɔl a ye

　

3rd floor: Steel pipe ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ ye kɔnɔ Anti-corrosion insulation steel pipe is a kind of steel pipe with corrosion resistance, and has a good thermal insulation performance, has been widely used and promoted in building construction, and is constantly improving and popularizing. Anti-corrosion insulation steel pipe is a kind of steel pipe with corrosion resistance performance, and has a good thermal insulation performance, has been widely used and promoted in building construction, and is constantly improving and popularizing. Anti-corrosion insulation steel pipe has different processing types and methods, different processing methods determine steel pipe has different performance and function, and the use range will also be changed with it.

Polyurethane, glass steel insulation pipe various indicators steel cover steel insulation pipe product characteristics Polyurethane insulation pipe with its excellent performance, convenient construction and use of years long and very popular, its structure is: outer protection layer, insulation layer, anti-leakage layer three parts, outer protection layer material is polyethylene or glass steel or other materials. Tɛ̈n yenë yen tɔ̈ɔ̈u thïn, yen tɔ̈ɔ̈u thïn, yen tɔ̈ɔ̈u thïn, yen tɔ̈ɔ̈u thïn.

Main technical indicator material of steel casing steel insulation tube Polyurethane Appearance density 40-500(kg/m3) Heat conductivity 0.033(W/(m.K)) Maximum use temperature -100-150 (℃) Polyurethane unit indicator Glass steel unit indicator capacity kg/m2 40-60 resistance pressure strength MPa 120-220 thermal conductivity W/mk <0.025 resistance pressure strength MPa 210-355 heat resistance ℃ ≤120 surface hardness MPa <320 cold resistance ℃ ≥-50 breaking voltage KV >25 bonding strength KPa ≥200 surface adhesive content >45%.

Thermal insulation spiral steel pipe full name: high density polyethylene plastic outer protection polyurethane foam prefabricated straight buried insulation pipe, from conveying media, working steel pipe, polyurethane insulation layer, polyethylene plastic outer protection pipe, through equipment sequentially to the outside combined.

High density polyethylene plastic outer protection polyurethane foam prefabricated direct buried thermal insulation tube with its excellent performance, convenient construction and use of long years (30 years-50 years) and very popular, its structure is: outer protection layer, thermal insulation layer, anti-leakage layer three parts, outer protection layer material is polyethylene jacket tube or glass steel or other materials. Tɛ̈n yenë yen tɔ̈ɔ̈u thïn, yen tɔ̈ɔ̈u thïn, yen tɔ̈ɔ̈u thïn, yen tɔ̈ɔ̈u thïn.

Large caliber insulation spiral steel pipe specifications:

Diameter mm 285

Thickness wall mm 4.4

Kg 3.724

A lëu bɛ̈ɛ̈i mm ±0.32

A cɔl steel pipe diameter mm 219 etc. ....

Thickness of insulation layer mm 30

Kɔl ye kɔl mm 290

Kä ye kek looi në tubu ye kek looi në tubu ye kek looi në tubu ye kek looi në tubu ye kek looi në tubu ye kek looi në tubu ye kek looi në tubu:

1. Luɔi luɔɔi dɔ̈ɔ̈r.

2, ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n ye tɛ̈n

3, anti-corrosion, insulation performance good, service life long. 3, anti-corrosion, insulation performance good, service life long. 3, anti-corrosion, insulation performance good, service life long. 3, anti-corrosion, insulation performance good, service life long.

4, tɛ̈n tɔ̈u tɔ̈u tɔ̈u tɔ̈u tɔ̈u tɔ̈u tɔ̈u tɔ̈u tɔ̈u tɔ̈u tɔ̈u tɔ̈u

5, gël.