免费久久精品国产片_亚洲精品经典日韩_丰满少妇2在线观看_男男亚洲欧美精品_娇妻被黑人粗大高潮白浆_无遮掩成人无码HAV动漫_国产美女啪啪视频_国产69视频在线_丁香婷婷中文字幕亚洲精品_饥渴少妇BD正在播放

newes Seamless Steel Pipes price API 5CT

The API 5CT standard is developed by the American Petroleum Institute (API) .

View Details

API 5L GR.B

API 5L PSL1 seamless & welded line steel pipes which suitable for use in conveying oil.

View Details

ASTM A53 GR.B

ASTM A53 Pipes adopts an advanced surface treatment process, the coating is uniform and the adhesion is strong.

View Details

ASTM A53 GR.B

ASTM A53 Pipes adopts an advanced surface treatment process, the coating is uniform and the adhesion is strong.

View Details

ASTM A53 GR.B

ASTM A53 Pipes adopts an advanced surface treatment process, the coating is uniform and the adhesion is strong.

View Details

ASTM A53 GR.B

ASTM A53 Pipes adopts an advanced surface treatment process, the coating is uniform and the adhesion is strong.

View Details

ASTM A53 GR.B

ASTM A53 Pipes adopts an advanced surface treatment process, the coating is uniform and the adhesion is strong.

View Details

ASTM A106 GR.B

Our ASTM A106 Pipes can be treated with a variety of surface treatments, so they have good anti-corrosion properties.

View Details

ASTM A106 GR.B

Our ASTM A106 Pipes can be treated with a variety of surface treatments, so they have good anti-corrosion properties.

View Details

ASTM A106 GR.B

Our ASTM A106 Pipes can be treated with a variety of surface treatments, so they have good anti-corrosion properties.

View Details

ASTM A106 GR.B

Our ASTM A106 Pipes can be treated with a variety of surface treatments, so they have good anti-corrosion properties.

View Details

API 5CT

The API 5CT standard is developed by the American Petroleum Institute (API) .

View Details

Request Quote

SHENGTIAN

We will contact you within one working day. Please pay attention to your email.

SUBMIT