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OEM/ODM Factory Hydroponic Greenhouse - 2019 Good Quality China Q235 Hot Dipped Galvanized Round Steel Pipe for Water Conservancy – FIVE STEEL

OEM/ODM Factory Hydroponic Greenhouse -
 2019 Good Quality China Q235 Hot Dipped Galvanized Round Steel Pipe for Water Conservancy – FIVE STEEL

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OEM/ODM Factory Hydroponic Greenhouse - 2019 Good Quality China Q235 Hot Dipped Galvanized Round Steel Pipe for Water Conservancy – FIVE STEEL Detail:

The business upholds the philosophy of "Be No.1 in high-quality, be rooted on credit and trustworthiness for growth", will keep on to serve previous and new prospects from home and overseas whole-heatedly for 2019 Good Quality China Q235 Hot Dipped Galvanized Round Steel Pipe for Water Conservancy, Being a young increasing organization, we might not the best, but we have been trying our best for being your very good partner.
The business upholds the philosophy of "Be No.1 in high-quality, be rooted on credit and trustworthiness for growth", will keep on to serve previous and new prospects from home and overseas whole-heatedly for China 10# 20# Q195 Q235 Q345 42CrMo 16mn St52, Galvanized Gi, We adopt advanced production equipment and technology, and perfect testing equipment and methods to ensure our product quality. With our high-level talents, scientific management, excellent teams, and attentive service, our solutions are favored by domestic and foreign customers. With your support, we will build a better tomorrow!
JIS G3444 Round  Steel Pipe

Outside diameter(mm):21.7-1016.0

Wall Thickness(mm): 2.0-22

Length: 1m-12m or customized length

Surface treatment: black, painting, galvanized, etc.

Ends:plain or threaded both end with one end plastic cap one end coupling

Packing: in bundle or wrapped with water-proof pvc cloth.

Shipping.: bulk or load in containers.

Payment: T / T, L / C, western union

Applications: structure,water,gas and so on.

 

Table 1. Chemical Composition

         

Unit:%

Symbol of grade

C

Si

Mn

P

S

STK290

-

-

-

0.050 max.

0.050 max.

STK400

0.25 max.

-

-

0.040 max.

0.040 max.

STK490

0.18 max.

0.55 max.

1.65 max.

0.035 max.

0.035 max.

STK500

0.24 max.

0.35 max.

0.30 to 1.30

0.040 max.

0.040 max.

STK540

0.23 max.

0.55 max.

1.50 max.

0.040 max.

0.040 max.

Notes                                                                                                                                                                   a)  If necessary,alloying elements other than specified in this table may be added.                                                                                                b)  For the tube of grade STK540 exceeding 12.5 mm in wall thickness,the chemical composition may be subject to the aggreement between the purchaser and the manufacturer.                                                           

 

 

Table 2. Mechanical Properties

Symbol of grade

Tensile strength      N/mm²

Yield point of proof stress              N/mm²

Tensile strength in weld zone         N/mm²

Flattening

Bendability

Distance between plates(H)

Bend angle

Inside radius

Applied outside diameter

All outside diameters

All outside diameters

All outside diameters

All outside diameters

50 mm max.

STK290

290 min.

-

290 min.

2/3 D

90°

6 D

STK400

400 min.

235 min.

400 min.

2/3 D

90°

6 D

STK490

490 min.

315 min.

490 min.

7/8 D

90°

6 D

STK800

500 min.

355 min.

500 min.

7/8 D

90°

6 D

STK540

540 min.

390 min.

540 min.

7/8 D

90°

6 D

NOTE 1 D of this table is the outside diameter of the tubes.                                                                                                                              NOTE 2 1 Nmm²=1MPa

 


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OEM/ODM Factory Hydroponic Greenhouse -
 2019 Good Quality China Q235 Hot Dipped Galvanized Round Steel Pipe for Water Conservancy – FIVE STEEL detail pictures


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