Ɛntɛrinɛti ka ɲɛfɔli kunbaba
ASTM A252 Grade 3 pipe piles ye structural steel pipes ye minnu dilannen don walasa ka axial ni lateral doniw bila dugukolo walima faraw la, ka kɛ jusigilan jugumanw ye minnu bɛ se ka da u kan. O kuluw bɛ gɛlɛya, seko, ani baara kuntaalajan-baara kɛ siwili ni kɔgɔji baarabaw la i n’a fɔ bɔrɔw, kurunbonkarilaw, kogow minɛyɔrɔw, ani iziniw.
U nafa kunbabaw:
- Bololabaara ka bon dugukolo cogoya gɛlɛnw na
- Dakunba-daga gɛlɛya ka ɲɛsin kurukuruni kunbɛnni ma
- Doni jiginni ɲuman fari sɔgɔsɔgɔli ni laban bearing fɛ

Fɛnɲɛnɛma-ko
|
Fɛn |
Kalanso 3nan wajibiyalen (wt%) . |
Ɛntɛrinɛti nafa |
|
Karɔbɔni (C) . |
A ka dɔgɔn walima a bɛ bɛn 0,26 ma |
Fanga balannen & soudure |
|
Manganɛsi (Mn) . |
A ka dɔgɔn walima a bɛ bɛn 0,95 ma |
Toughness (gɛlɛya) ɲɛtaa |
|
Fosiforo (P) . |
A ka dɔgɔn walima a bɛ bɛn 0,050 ma |
A bɛ kari karilenw bali |
|
Kisɛkisɛ (S) . |
A ka dɔgɔn walima a bɛ bɛn 0,060 ma |
A bɛ welda mankan ɲɛ |
Simi min ka carbone ka dɔgɔ, o bɛ weldacogo ɲuman dɛmɛ foro sɔgɔli waati.

Masinaw ka jogo
|
Ta |
Kalanso 3nan Wajibiya |
Fondation Baarakɛcogo Nafa |
|
Tensile (Tensile) fanga |
60–85 ksi (415–585 MPa) ye . |
Bololabaara bɛ se ka kɛ ni bɔgɔbɔgɔli ye |
|
Sɛnɛfɛnw sɔrɔli fanga |
A ka bon walima a bɛ bɛn 45 ksi (310 MPa) ma . |
Load-bering dannaya |
|
Janya janya |
A ka bon walima a bɛ bɛn 20% ma . |
Kariw kunbɛnni bolifɛn bolituma na |
|
Ductilité structurelle (Ductilité structurelle) ye |
Laɲininnen |
A bɛ degun fangamaw minɛ |
Kalanso 3nan bɛ fanga hakɛ caman di ASTM A252 - kɔrɔ min ka ɲi kosɛbɛ-baara gɛlɛnw piling kama.
Fɛn dilanni fɛɛrɛw ani sigicogo dafalen kɔlɔsili
ASTM A252 Grade 3 pipe piles bɛ dilan ni fɛn dilanni sira caman ye ka da pile hakɛ kan, jɔcogo ɲininiw, ani poroze ɲɛfɔliw kan:
- ERW (Electrique Resistance Soudée): 1. Bamako, Mali.
A bɛnnen don piling hakɛ dantigɛlenw ma ni seam fanga ye min bɛ se ka da a kan ani musaka-sɔrɔko nafama dugukolo-basigi jusigilan baara kama.
- LSAW (Arc submergé longitudinal soudure):
A bɛ tilennenya ɲuman di, kogow ka bon, ani welda dafalenba, min ka ɲi kosɛbɛ jɔli kɔrɔw kama i n’a fɔ bridge piers walima kɔgɔjida la jakite jusigilanw.
- SSAW / Soudure à spiral:
A bɛ se ka kɛ sababu ye ka pilan belebelebaw kɛ ni gɛlɛya ɲuman ye ani doni tali seko ye kɔgɔji jugumanba ni kurunbonkarila jɔli porozɛw la.
So jɔli sugandili labanw
Walasa ka bɛn nɔgɔ suguya caman ma ani bolifɛnko cogoyaw, kuluw bɛ se ka lase i n’a fɔ:
- Da wuli-ban piles
Ka sira di dugukolo datuguli ma walima farakurunw sigili ma yɔrɔ minnu na sɔgɔsɔgɔninjɛ kunbɛnni bɛ dɛmɛba don seko la
- Da tugulen-ban pilew ni pile sanbara welded
Ka doncogo sabati dugukolo gɛlɛnw kɔnɔ, ka end-bearing baarakɛcogo ɲɛ, ani ka pile tiɲɛni dɔgɔya bolifɛn bolituma na
O fɛn dilanni suganditaw bɛ pile dafalen sabati bolifɛnko degunw kɔrɔ ka sɔrɔ ka doni tali kɛ ka ɲɛ pile ka baarakɛ waati bɛɛ kɔnɔ.
Dimensionnel Range (yɔrɔ) min bɛ yen
|
Paramɛtiri |
Range (Range) min bɛ kɛ cogoya la |
|
Kɛnɛma Diameter |
8" – 72" (219 – 1828 milimɛtɛrɛ) |
|
Kogow ka bonya |
6 – 50 mm |
|
Janya |
Fo ka se mɛtɛrɛ 30 ma fɛn kelen kelen na, o bɛ janya ni foro solda ye |
Diameter belebele sugandilenw bɛ dɔ fara kɛrɛfɛ gɛlɛya kan kurunbonkariyɔrɔw ni bɔlɔnw jɔyɔrɔw la.
Soudure, Splicing & Joint Control
Foro sɔgɔli ni butt-weld joints ye
Weld alignment bɛ nɔ bila tigitigi structurel performance la
Kɔnɔna barikalan kɔla minnu bɛ se ka kɛ walasa ka bolifɛn boli ka taa ɲɛ
Ultrason walima radiographie sɛgɛsɛgɛli i n’a fɔ a ɲɛfɔlen don cogo min na
Surface Protection & Coating Sugandiliw
Ka kɛɲɛ ni yɔrɔ sɔgɔli ye:
- Jaba-gundola epoyi
- Fusion-epoyi sirilen (FBE) .
- Zɛnki/aluminiyɔmu furaji min dilannen don ni nɛgɛ ye
- Katodi lakanani ka ɲɛsin kuluw ma minnu bɛ ji la
O fɛɛrɛw bɛ pile baara waati janya kɔgɔjida la walima izini dugukolo juguw la.
Installation & Foro jateminɛw

Fɛɛrɛ minnu bɛ kɛ ka caya:
- Impact marto bolicogo
- Bololabaara min bɛ kɛ ni ji/yɛrɛyɛrɛ ye
- Jetting in cɛncɛn kɔgɔjida la
Baarakɛcogo nafaw:
- A sigili teliya la ni sɛgɛsɛgɛli fitinin ye
- Bɛnkan barikama ni bɛton infill & reinforcement cages ye
- Dɛmɛ sabatilen fiɲɛ, jikuru walima dugukoloyɛrɛyɛrɛ doni kɔrɔ
Ideal for:
- Kɔgɔjida la ani kɔgɔjida la piling
- Port ani quay kogow
- Pont jusigilanw
- Industriw ka jɔli belebelebaw
Farankan
ASTM A252 Grade 3 nɛgɛ pipe piles bɛ bolifɛnw bolicogo ɲuman di, ka jɔli muɲu, ani ka jusigilan baara kɛ waati jan kɔnɔ siwili ni kɔgɔji jɔli sigidaw la minnu ka gɛlɛn.
Traceability dafalen, laban labɛnni, pile sanbaraw, splicing dɛmɛni, MTC sɛbɛn dafalenw, ani BV / ABS seereya sɛgɛsɛgɛli bɛ sɔrɔ - min bɛ di Octal Pipe fɛ.
Ɲininkaliw

J1: ASTM A252 Grade 3 pipe pile bɛ kɛ mun na?
J2: Danfara jumɛn bɛ ASTM A252 san 2nan ni san 3nan cɛ?
J3: Yala ASTM A252 bɛ ji sɛgɛsɛgɛli de wajibiya wa?
J4: Tolerance jumɛnw bɛ kɛ ASTM A252 pibilikiw kuluw la?
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