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Класс K7 K8 K9 K10 чугунная труба из ковкого чугуна c25 c30 c40 для

Класс K7 K8 K9 K10 чугунная труба из ковкого чугуна c25 c30 c40 для

Категория: Iron Pipes >>>
Поставщик: Huaheng,(shandong),Steel,Co.,Ltd.

Цена:525,00 $ - 600,00 $*

Количество:

Описание и отзывы

Трекер стоимости

Месяц	Минимальная цена	Макс. стоимость
Aug-20-2025	667.88 $*	680.61 $*
Jul-20-2025	541.85 $*	552.3 $*
Jun-20-2025	656.85 $*	669.48 $*
May-20-2025	651.37 $*	664.76 $*
Apr-20-2025	520.75 $*	530.12 $*
Mar-20-2025	641.70 $*	654.39 $*
Feb-20-2025	635.20 $*	648.63 $*
Jan-20-2025	630.27 $*	643.25 $*

Характеристики

Product Details

Product name	EN545 /ISO2531/EN598 Ductile Cast Iron Pipe
Model Number	K8, K9, K10, K11, K12, C20, C25, C30, C40,
Length	2000-6000
Standard	ISO2531 or BS EN545, ISO2531 or BS EN545
Shape	Round
Hardness	≤230HB
Pull Strength	>420MPa
Yield (≥ MPa)	300 MPa
Material	Cast Iron
Type	Seamless
Joint Type	Self-restrained Joint
Internal coating	Mortar Cement Lining
Surface treatment	Black bitumen liner/epoxy resin over coat layer
Size	DN80-DN1200
Application	water supply, drainage, natural gas and heat supply etc.
Quality Control	100% Inspection + Professional Lab Test

Mechanical Properties

Nominal Size DN	Minimum tensile strength, Rm Mpa	Minimum 0.2% proof stress, Rp0.2 Mpa	Minimum elongation after fracture,A %	Hardness HB
80-1000	≥420	≥300	≥10	≤230
1100-2600	≥420	≥300		≤230	≥7
Note: 1. By agreement between manufacture and purchaser, the 0.2% proof stress (Rp0.2) may be measured. It shall be not less than: · 270 MPa when A≥12% for DN 40 to DN 1000 or A≥10% for DN ＞1000; · 300 MPa in other cases. 2. DN 40 to DN 1000, the minimum elongation after fracture shall be 7% for thickness classes over K12.

Test Pressure

Nominal Size(DN)	Hydrostatic works test pressure (bar)
80-300	50
350-600	40
700-1000	32
1200-2000	25
2200-2600	18

Huaheng (Shandong) Steel Co., Ltd. is a large-scale modern iron and steel enterprise integrating sintering, iron-making, steel-making, continuous casting, steel rolling, and metal products production processes. The company has more than 300 employees, including excellent management personnel. There are 12 advanced high frequency welding production lines.The annual steel production capacity is 3 million tons. Mainly produces galvanized steel pipes, galvanized profiles, carbon steel pipes, carbon steel profiles, round steel bars, steel bars, etc. In addition, with advanced production technology and strict testing technology, we passed the ISO9001-2000 international quality system certification in 2006.

The company is a comprehensive enterprise integrating production, processing, cutting, sales and transportation. Our steel has been exported to more than 80 countries and regions in Europe, America, Canada, Japan, Australia, South America, Middle East and Africa.Huaheng integrates all high-quality steel resources in China, establishes a high-end international steel trade center, and provides customers with fast, stable,In a low-cost way, it connects China's steel resources with the world's trade needs, and strives for high-quality.