Detailed description:
1.with 3000 square meter factory about 35 workshop workers and 25 office workers.
2.More than 20 sets of advanced machines with more than ten years domestic trade experience and international trade experience.
3.Manufacture and supply good quality automatic doors
4.With ISO 9001 Certification and many others certifications
5. Excellent DC brushless motor , high wear-resistant qualities wheels and reasonable structure design makes it more stable, quiet, longer life
6.Our Service system is perfect
Controller Dimensions : 85×124×600mm
Weight :12 kg
Maximun leaf weight :150 kg
Open range : 70°~115°
Closing speed : 10~43 cm/s
Door hold time :0.5~10 seconds
Main Power :AC 220V~250V,50~60 Hz
Maximum current :1A
Maximun motor power:55W
Wait Power :14W
Fuse :Minimum 3.5 ASlow
Operating Temperature : -30℃ ~+50℃
Swing Door,Exterior Swing Door,Aluminium Out Swing Door,Refrigerated Swing Door Shenzhen Hongfa Automatic Door Co., Ltd. , https://www.hfautodoors.com
Qingdao Hengjia Steel Pipe Co., Ltd. is a branch of Heng Steel Group .
 Heng Steel Group Established in 2005, is a large steel enterprise in the North of China . Hengjia have a modern factory covering an area of 400,000 square meters, with over 800 employees and a fixed asset of 180 million USD, annual output capacity is up to 800,000 Tons. We can quickly fulfill all of our domestic and international customers' orders, try our best to meet customers' requirements.
About the Galvanized Square Steel Tube,we can produce theBared,Black Painted (varnish coating),Galvanized,With Oiled,3 PE, FBE, corrosion resistant coating or as your requirement.
In order to provide One-Stop service for customers with superior products from qualified supplier.
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Name
Galvanized square steel pipe
Standard
BSEN10296,BSEN10025,BSEN10297,BS6323,BSEN10219,BSEN10217,GB/T13793-1992,GB/T14291-2006GB/T3091-1993,GB/T3092-1993,GB3640-88, API5L ;GB/T9711.1-1997;EN10217/10219;SY5037;
ASTM5252;DIN;BSGB/T9711.1~2;
Material
Q195 → Grade B, SS330,SPHC, S185
Q215 → Grade C,CS Type B,SS330, SPHC
Q235 → Grade D,SS400,S235JR,S235JO,S235J2
Q345 → SS500,ST52
ST37-ST52,A53-A369,16Mn
Thickness
0.5 - 20 mm
Outer Diameter
10*10-300*300mm
Length
Fixed or Random ,by customer's requirements
Zinc coating
220g-550gsm
Surface treatment
1) Bared
2) Black Painted (varnish coating)
3) Galvanized
4) With Oiled
5) 3 PE, FBE, corrosion resistant coating
Technique
Welded
Country of origin
China
Productivity
30000 Metric Tons pet Month
Quality
First grade
Package:
1.Big OD:in bulk
2.Small OD:packed by steel strips
3.woven cloth with 7 slats
4.according to the requirements of customers
25 tons/container for pipe with usual outer diameter.
For 20" container the max length is 6m(diagonal loading)
For 40" container the max length is 12m (diagonal loading)
Application:
Petroleum line pipe: gas pipe: fluid pipe; construction & water projec
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Model NO.: Galvanized Square Steel Pipe
Product: Ms Galvanised ASTM A500 Grade a Galvanized Square
Outside Diameter: 10*10-300*300mm
Wall Thickness: 0.5-20mm
Length: Fixed or Random ,by Customer’s Requiremnts
Zn Coating: 220-550GSM
Grade: Q195,Q215,Q235,Q345,A369,16mn,Ss500,St52,
Standard: Bsen10296,Bsen10025,Bsen10297,BS6323,Bsen10219,Bse
Surface: Bared,Black Painted (Varnish Coating) 3) Galvan
Package: Export Standard Packing or as Requested
Trade Term: Fob,CIF,CFR
Trademark: Hengjia
Transport Package: Export Standard Packing or as Requested
Specification: 10*10-300*300mm&0.5-20mm
Origin: China
HS Code: 7306309000
Qingdao Hengjia Steel Pipe Co., Ltd