Base Seals are an important component used to seal machines and equipment. They are usually used to prevent liquid or gas leaks and protect machines and equipment from dust, pollutants, and other external elements. Base Seals mainly include rubber seals, oil seals, mechanical seals, O-rings, U-rings, V-rings, X-rings, and other types.
Rubber seals are a type of seal widely used in various machines and equipment. They are usually made of rubber materials and have characteristics such as wear resistance, corrosion resistance, high temperature resistance, and low temperature resistance. Rubber seals are mainly used to seal liquids or gases in machinery and equipment, such as automotive engines, water pumps, pipelines, fans, refrigeration equipment, etc.
Oil seal is a type of seal specifically used to seal lubricating oil. They are usually made of rubber and metal materials and have characteristics such as wear resistance, corrosion resistance, and high temperature resistance. Oil seals are mainly used in equipment such as automotive engines, industrial machinery, water pumps, and hydraulic systems to prevent lubricant leakage.
Mechanical seals are advanced seals used to seal machines and equipment. They are usually made of metal and ceramic materials and have characteristics such as wear resistance, corrosion resistance, high temperature resistance, and low temperature resistance. Mechanical seals are mainly used in high-speed rotating equipment, such as centrifugal pumps, compressors, fans, centrifugal separators, etc.
O-ring is a common sealing element, usually made of rubber material. They have good sealing performance and elasticity, and can be used to seal various liquids and gases. O-ring is mainly used in fields such as automobiles, machinery, and electronic equipment.
A U-shaped ring is a sealing element with a U-shaped cross-section, usually made of rubber material. They have good sealing performance and elasticity, and can be used to seal various liquids and gases. U-rings are mainly used in hydraulic systems, pneumatic systems, automotive braking systems, and other fields.
A V-ring is a sealing element with a V-shaped cross-section, usually made of rubber material. They have good sealing performance and elasticity, and can be used to seal various liquids and gases. V-rings are mainly used in fields such as automobiles, industrial machinery, and hydraulic systems.
7. X-shaped ring
An X-ring is a sealing element with an X-shaped cross-section, usually made of rubber material. They have good sealing performance and elasticity, and can be used to seal various liquids and gases. The X-ring is mainly used in hydraulic systems, pneumatic systems, automotive braking systems, and other fields.
This week (March 5 - March 9), the Beijing market, the high line fell 20 yuan / ton, the general line was down 20 yuan / ton, the secondary screw smooth, third-level screw smooth, round bar. The cold plate is stable; the hot plate is stable; the plate is stable; the color-coated plate rises by 50-150 yuan/ton; the galvanized plate rises by 50 yuan/ton. Some of the profile prices have risen around 50 yuan/ton. Pipe prices remained stable.
First, the building materials market: This week, the price of building materials fell steadily. Accumulation, high-line fell 20 yuan / ton, the general line fell 20 yuan / ton, the second-level snails stable, smooth three-level screw, round bar.
At present, the market offers high-line φ6.5-12mm at 3350-3380 yuan / ton; the same specifications of the general line quoted at 3230-3270 yuan / ton. Currently offer φ12-14HRB335 rebar is 3420-3430 yuan / ton, φ16-25HRB335 quoted at 3320-3330 yuan / ton, φ28-32HRB335 offer 3340-3350 yuan / ton; three rebar, Shougang, Chengde Φ12- 14mmHRB400 offer 3470-3480 yuan / ton, Φ16mmHRB400 offer 3370-3380 yuan ton; Φ20mmHRB400 offer 3370-3380 yuan ton; Φ25mmHRB400 offer 3400-3410 quoted yuan / ton; Φ28mmHRB400 offer 3400-3410 yuan / ton; 3 level disk screw, Shougang Production Φ8-10 straight bar offer 3450-3460 yuan / ton, Φ20-25 straight bar offer 3470-3480 yuan / ton. Changzhi and Anyang round steel, Φ12-14mmHRB335 offer 3300-3310 yuan / ton, Φ16-25mmHRB335 offer 3300-3310 yuan / ton.
Since the beginning of this week, the prices of building materials in the Beijing market have mostly remained stable, with only small decreases in wire rods. Market transactions have not seen any significant improvement. Dealers are under considerable pressure, but their attitude is still good, and they are mostly bearish for the outlook.
Second, the plate market: a smooth cold plate; hot plate smooth; plate stable; color coated plate rose 50-150 yuan / ton; galvanized sheet rose 50 yuan / ton.
Cold sheet market is stable. Q195 material on the market, resources below 1.0mm are still tight. 0.7*100*2000 cold plate price is 5350-5400 yuan/ton, 1.0mm cold plate price is 5050-5100 yuan/ton, 1.2-2.0mm cold plate price is 5050-5100 yuan/ton, 3.0mm cold plate price is 5300 -5350 yuan/ton.
Hot plate market is stable. At present, the Beijing market has hot plate resources of giants such as Taigang, Tangshan Iron and Steel, Anshan Iron and Steel, Handan Iron and Steel, and Baotou Iron & Steel. Among them, the price of 2.0mm hot coil is 4450-4500 Yuan/ton, and the price of 2.75mm hot coil is 4300-4350. RMB/ton, 3.0mm hot coil board quotation is 4200-4250 yuan/ton; 4.75-5.5mm hot coil board market price is about 4050-4100 yuan/ton, 11.5mm hot coil board market price is 4050-4100 yuan/ Ton.
The plate market is stable. At present, the days of steel production 6mm price 4750-4800 yuan / ton, 8mm price 4450-4500 yuan / ton, 12mm price 4100-4150 yuan / ton, 14-20mmQ235B price are 4000-4050 yuan / ton, Anyang steel 16-20mmQ235B Price 4000-4050 yuan / ton, Handan Iron and Steel 16-20mmQ235B price 4000-4050 yuan / ton.
Cai Tuban market, up 50-150 yuan / ton. Langfang is producing 0.326*1000*CSGCC price 7550-7600 yuan/ton, 0.426*1000*CSGCC price is 6900-6950 yuan/ton, Xinyu 0.476*1000*CSGCC is 6700-6750 yuan/ton, and Langfang is 0.476*1000* CSGCC price 6700-6750 yuan / ton. Baosteel's 0.5*1000*CTST01 price is 7750-7800 yuan/ton, Baosteel 0.6*1000*CTST01 price is 7850-7900 yuan/ton, and Masteel's 0.5*1200*CTST01 price is 7150-7200 yuan/ton.
Galvanized sheet market, rose by 50 yuan / ton. At present, Hengtong produces 0.5*1000*CSGCC quotation 6000 yuan/ton; Wugang 0.7*1000*CJY150 quotation 5700 yuan/ton, 1.0*1000*CJY150 quotation 5550 yuan/ton; Benxi Steel 0.7*1000*CSTO2Z quotation 5700 yuan/ton Ton, 1.0*1000*CSTO2Z offer 5,570 yuan/ton.
This week, in the Beijing market, except for the increase in coated plates, the other plates remained stable, of which the price of color coated plates rose the most. At present, dealers are more optimistic about the market outlook. It is expected that prices of sheet metal will still change in the future market.
Third, the profile market: This week, the price of some of the profiles in the Beijing market has risen, or about 50 yuan/ton.
Channel steel, up 50 yuan / ton. Tong Steel's 8/10#*8mmQ235 offer is 3,150 yuan/ton (the following units are the same), Jigang's 16#*8mmQ235 offer 3300, Laiwu Steel 28#*8mm offer 3550. Angle steel, up 50 yuan / ton. Angang produced 63*6mmQ235 offer 3180, Shougang produced 100*10mm offer 3250, Shougang 50*5mm offer 3150. I-beam, currently, Baode 16#Q235 is quoted at 3400, Laiwu Steel 25#Q235 is quoted at 3700, Laiwu Steel 36# is quoted at 3680, Baotou Iron and Steel Group is producing 40# 3750. H-beam, the current offer of Laiwu Steel 100*100**6*8Q235 quoted at 4400, 150 * 150 * 7 * 10 quoted at 4100, Ma Steel 300 * 300 * 10 * 115 quote 3730,400 * 400 * 13 * 21 offer 3980,500*200*10*16 offer 3750-3800,700*300*13*24 offer 3900-3950.
This week, the prices of profile materials in the Beijing market have risen. At present, the profile stock market has a normal stock of resources, and the price increase is mainly caused by the price adjustments by manufacturers. Most dealers are wait-and-see psychopaths. It is expected that the market price of profile material in the Beijing market will remain stable.
Fourth, the pipe market: This week, the prices of pipes in the Beijing market remained stable.
Welded pipe, smooth. Lida is now 1 inch 3mm offer 3450-3460 yuan / ton, 1.25 inch 3.25mm offer 3450-3460 yuan / ton, 1.5 inch 3.25mm offer 3350-3360 yuan / ton, 2 inch 3.5mm offer 3350-3360 yuan / ton , 2.5 inch 3.75mm offer 3350-3360 yuan / ton, 3 inch 3.75mm offer 3350-3360 yuan / ton, 5 inch 4mm offer 3350-3360 yuan / ton, 6 inch 4mm offer 3550-3560 yuan / ton, 8 inch 5mm Quote 3550-3560 yuan / ton.
Seamless pipe, now Anshan Iron and Steel 133 * 4.520 # Price 4530 yuan / ton, 159 * 5.020 # Price 4500 yuan / ton, Baotou Steel 325 * 9.020 # Price 5350 yuan / ton, 273 * 820 # Price 5250 yuan / ton, 377 * 1020 # quote 6200 yuan / ton.
Galvanized pipe, smooth. Tianjin Lida production resources, 1-1.25 inch quoted price 5080-5090 yuan / ton, 1.5 inch quoted price 4910-4920 yuan / ton, 2-2.5 inch quoted price 4850-4860 yuan / ton; 3 inch quoted price 4850-4860 yuan / ton , 4-inch quoted price 4850-4860 yuan / ton, 5-inch quote 4920-4930 yuan / ton, 6-inch quote 5060-5070 yuan / ton, 8-inch quote 5060-5070 yuan / ton.
This week, the price of pipe in the Beijing market was stable. Expected market outlook, pipe market prices will remain stable for some time.
This week, the price of steel in the Beijing market has changed. So far, the demand for various steel products has not completely restored the demand. Many manufacturers have made new adjustments to the ex-factory price, which has played a significant role in the market price changes. Expected market outlook, Beijing market steel prices will change next week.
X Ring,O Ring,Ptfe Gasket,Back Up Rings
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